Sermon Blog
How to Recognize False Prophets: Following the Right Voice
How do you recognize a false prophet? In Matthew 7:15-20, Jesus gives one test that cuts through every counterfeit voice: you will know them by their fruit.
Let me ask you something. Whose voice are you actually following? Not the voice you’d name out loud in church, but the one you let shape your money, your marriage, your politics, your sense of who you are. Because here’s the thing — every one of us is following somebody. The only real question is whether the voice you’ve handed your life to is telling you the truth. This Sunday I preached on one of the most loving warnings Jesus ever gave, and I want to walk back through it with you, because it matters more in our day than almost any sermon I’ve preached. Some voices out there sound like shepherds and aren’t. And Jesus tells us exactly how to tell the difference.
I’m Pastor James Drake, and I’ll be honest with you — this passage hits close to home for me. I’ve spent years in the military, and on the front lines you learn fast that the most dangerous enemy isn’t the one you can see. It’s the one you can’t. That’s exactly how Jesus describes the threat in Matthew 7:15-20: “Beware of false prophets, who come to you in sheep’s clothing but inwardly are ravenous wolves. You will recognize them by their fruits.”
Beware — Jesus Sounds the Alarm
That first word is doing a lot of work: beware. It’s a warning sign on a dark road. Jesus doesn’t say “be curious” or “be open-minded.” He says beware, because what’s coming is dressed to fool you. A wolf that looked like a wolf wouldn’t get near the flock. The dangerous one is the wolf in sheep’s clothing — the voice that speaks the language, wears the costume, and even appears to do good work.
Think of how this has played out. Back in the 1970s, a man named Jim Jones looked, at first, like a Christian leader. He adopted children of every race. He served the poor. He was convincing enough that a Stanford-trained trade lawyer walked away from his career to follow him, and a faithful Sunday school teacher left everything behind. And it ended with more than 900 people dead — because they followed his voice instead of God’s word. That’s the point. False prophets don’t announce themselves. If they did, nobody would follow them. They dress like shepherds.
So here’s the question underneath the whole passage: if the wolves look like shepherds, how in the world are you supposed to tell them apart? And this is where Jesus is so kind to us. He doesn’t leave you guessing.
You’ll Know Them by Their Fruit
Jesus gives us one test, and it’s beautifully simple: “You will recognize them by their fruits. Are grapes gathered from thornbushes, or figs from thistles?” You don’t have to read a wolf’s mind. You don’t have to win a theology debate on the spot. You just have to watch the fruit. Over time, what a person really is will show up in what their life and teaching produce.
Now, this isn’t new with Jesus. Scripture has always called God’s people to weigh what they’re told. The Bereans in Acts 17:11 “received the word with all eagerness, examining the Scriptures daily to see if these things were so.” And look at who they were testing — the apostle Paul himself. Paul didn’t get offended. He welcomed it. 1 John 4:1 puts it directly: “do not believe every spirit, but test the spirits to see whether they are from God, for many false prophets have gone out into the world.” You’re not being suspicious or unloving when you test what a preacher says. You’re doing exactly what your Father told you to do.
What this means for your week
Here’s how this gets practical. The next time you hear teaching that claims to speak for Jesus — on a podcast, on social media, even from a stage — don’t ask first, “Did that make me feel good?” Ask, “Does that line up with the full counsel of God’s word?” Not one verse pulled loose, but the whole story Scripture is telling. Test it. That’s not cynicism. That’s discipleship.
The Counterfeits That Sound Almost Right
Let me name a few voices that sound Christian but don’t square with Scripture, because the most dangerous error is never the obvious one.
First, the prosperity gospel — the teaching that enough faith guarantees you health, wealth, and success. “God wants you to be rich.” Godliness gets sold as a path to a bigger paycheck. But the New Testament tells a different story. Jesus said that if anyone would come after Him, he must deny himself and take up his cross. Paul said that all who desire to live a godly life in Christ Jesus will be persecuted. The prosperity gospel takes real truths about God’s goodness and twists them into a promise He never made.
Second, the idea that Jesus was just a good moral teacher — a kind man with beautiful things to say about love. It sounds humble and inclusive. The trouble is, Jesus took that option away from us. In John 14:6 He said, “I am the way, and the truth, and the life. No one comes to the Father except through me.” C.S. Lewis nailed it: a man who said the things Jesus said is either a liar, a lunatic, or the Lord — but you don’t get to file Him under “great teacher.” To shrink Jesus down to a moral example is to deny everything He claimed about Himself.
Third, selective Scripture-quoting — pulling Jesus’ words loose to bless a cultural or political position He never blessed. This happens on every side of the aisle, wherever people borrow Christian language to baptize an idea the Bible never endorsed. And here’s why it works on us. Charles Spurgeon said it best: “Discernment is not knowing the difference between right and wrong. It’s knowing the difference between right and almost right.” Satan rarely shows up with a flat lie. He shows up with twisted truth — something that sounds scriptural, just pulled out of context. And a little error corrupts the whole thing, the way a little contamination ruins a whole batch of food.
Good Shepherds and Bad Ones — Watch the Character
So what does good fruit actually look like in a leader? You see, good shepherds take responsibility. They protect their people. They tell you the truth even when it costs them. They stay steady when the pressure rises, and they build others up. At the bottom, they are selfless. Bad shepherds run the opposite way. They make everything about themselves. They divide people. They manipulate the truth, they dodge accountability, and they leave damage in their wake. At the bottom, they are selfish.
This is exactly why Scripture sets such a high bar for the people who lead God’s church. 1 Timothy 3 and Titus 1 don’t just ask, “Can this person teach?” They ask about character — humility, self-control, a clear conscience, a good reputation. Why? Because character is what shows up when the pressure rises. Anybody can look like a shepherd on a calm Sunday. Watch them on a hard Tuesday. As Proverbs 29:25 reminds us, “the fear of man lays a snare” — and a leader more afraid of people than of God will eventually bend the truth to keep the crowd. That’s the fruit of a heart pointed the wrong way.
The Good Shepherd Who Laid Down His Life
Now, here’s the twist. Jesus warns us about false shepherds, but He doesn’t leave us scanning the horizon in fear. He points us to Himself. You see, a false shepherd feeds on the sheep — but Jesus feeds His sheep. A false teacher takes away — but Jesus gives. The false shepherd makes it all about himself and leaves wreckage behind — but the Good Shepherd in John 10:11 “lays down his life for the sheep.”
And that’s exactly what He did. On the cross, Jesus took the judgment we deserved so that wandering, easily-fooled sheep like us could be carried safely home. That’s the gospel underneath this whole warning. You and I are not the discerning hero of this story who never gets fooled. If we’re honest, we’re the sheep — prone to wander, quick to follow the wrong voice, in desperate need of a Shepherd who won’t run when the wolf comes. And He didn’t run. He laid down His life. It’s not about how sharp your radar is. It’s about whose you are. He’s got you.
How to Recognize His Voice
So how do you actually grow the kind of ear that knows the real Shepherd from a stranger? The same way sheep do — by spending time with Him. Sheep don’t follow a voice they’ve never heard. They follow the one they know. And the way you come to know Jesus’ voice is ordinary and unglamorous: regular time in the word, regular prayer, regular worship with God’s people. There’s no microwave version of this. There’s no shortcut to discernment. The more time you spend with the real Shepherd, the faster a counterfeit will sound off to you.
And here’s where it comes home. The call to spot false teaching starts with examining your own fruit. Before you go hunting for wolves out there, ask the honest question right here: Are people flourishing because you’re in their life? Do your family, your friends, your coworkers experience patience, humility, and grace from you? Healthy roots produce healthy fruit — and fruit takes time to grow. So this week, commit to being a student of Scripture. When you hear teaching that claims to be from Jesus, test it against the full counsel of God’s word. Watch the fruit in the teacher’s life and in the lives of the people following them. And spend enough time with the Good Shepherd that, when He speaks, you know it’s Him.
Common Questions About Following the Right Voice
How can I recognize a false prophet? Jesus gives one test in Matthew 7:15-20: “You will recognize them by their fruits.” Just as you can’t gather grapes from thornbushes or figs from thistles, the fruit of someone’s life and teaching eventually reveals what they really are. False prophets dress like shepherds, so you don’t judge by the costume — you watch the fruit over time. Good shepherds protect, tell the truth, and build people up; false ones feed on the flock, divide people, and leave damage behind.
Is the prosperity gospel biblical? No. The prosperity gospel claims that enough faith guarantees health, wealth, and success. The New Testament tells a different story. Jesus said anyone who would come after Him must deny himself and take up his cross. Paul wrote that all who desire to live a godly life in Christ Jesus will be persecuted. The biblical pattern includes self-denial, suffering, and the cross — not a guaranteed payout. That’s what makes it dangerous: it isn’t obviously wrong, it’s almost right.
Was Jesus just a good moral teacher? No — and He never left that option open. In John 14:6 Jesus said, “I am the way, and the truth, and the life. No one comes to the Father except through me.” C.S. Lewis put it plainly: a man who said the things Jesus said is either a liar, a lunatic, or Lord — but not merely a great moral teacher. Reducing Jesus to a kind teacher of love actually denies what He claimed: that He is God, the only way to the Father, and the Savior of the world.
Why is “almost right” teaching so dangerous? Charles Spurgeon said discernment isn’t knowing the difference between right and wrong — it’s knowing the difference between right and almost right. Satan rarely works with a flat-out lie; he works with twisted truth pulled out of context. A little error corrupts the whole message, the way a little contamination ruins a whole batch of food. That’s why Scripture sets such a high bar for leaders in 1 Timothy 3 and Titus 1 — character, not just teaching ability.
How do I test what a preacher or teacher says? You test it against Scripture, just like the Bereans in Acts 17:11, who examined the Scriptures daily to see if what Paul taught was true. Even Paul welcomed that test. 1 John 4:1 tells us to “test the spirits to see whether they are from God, for many false prophets have gone out into the world.” Weigh teaching against the full counsel of God’s word — not one verse out of context, but the whole story Scripture tells.
What is the difference between Jesus the Good Shepherd and a false shepherd? A false shepherd feeds on the sheep; Jesus feeds His sheep. False teachers take away; Jesus gives. False shepherds make everything about themselves and leave wreckage behind; the Good Shepherd lays down His life for the sheep. On the cross, Jesus took the judgment we deserved so that wandering sheep like us could be carried safely home. Your protection isn’t paranoia; it’s intimacy — spend enough time with the real Shepherd and you’ll know His voice.
Questions for Reflection
- Whose voice am I actually following, and does it line up with the full counsel of Scripture?
- Where have I been tempted by teaching that sounds “almost right”?
- Am I producing good fruit — patience, humility, grace — in the lives of the people closest to me?
- What’s one concrete step I’ll take this week to spend more time with the Good Shepherd so I know His voice?
Want to keep going on this? You don’t have to sort out the true voices from the false ones on your own. Join us this Sunday at 11 AM at 8485 SW 112th St, Miami, and grow in discernment alongside a community learning to follow the Good Shepherd together. If anxiety is the voice that keeps pulling at you, you might also read what Jesus said about worry, and you can explore more sermons and reflections on our blog.
Credits
Adapted from Pastor James Drake’s March 16, 2026 sermon, “Are You Following the Right Voice?”
By Pastor James Drake, Lead Pastor, Christchurch Miami.
Christchurch Miami is a Presbyterian Church in America (PCA) congregation in Miami, Florida, led by Pastor James Drake. Services are held Sundays at 11 AM at 8485 SW 112th St, Miami, FL 33156.
Scripture quotations are from the ESV® Bible (The Holy Bible, English Standard Version®), copyright © 2001 by Crossway, a publishing ministry of Good News Publishers. Used by permission. All rights reserved.
Photo by Marc-Olivier Jodoin on Unsplash.
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Pastoral writing from the team at Christchurch Miami — a faith family on mission in Kendall, Miami.