How do we recognise false teachers?

Question 60024.

The New Testament assumes that false teachers will come. Jesus warned about them, Paul warned the Ephesian elders that they would arise from among their own number, and Peter, John and Jude each devote substantial space to the problem. The question is never whether they exist. It is how ordinary believers, without a theology degree, can spot them before the damage is done.

I want to answer that without turning you into the sort of Christian who arrives at church with a clipboard. Suspicion is not discernment. The aim is a settled, unanxious ability to tell the difference, which mostly comes from knowing the real thing very well.

False teachers and the message about Jesus

Every biblical test begins here. John gives the plainest version of it, telling his readers to test the spirits, and the test he supplies concerns the confession of Jesus come in the flesh. Paul’s version in Galatians is about the gospel itself, and he applies it without exceptions, saying that if he or an angel from heaven preached a different message they should be accursed.

So the first question about any teacher is not whether he is engaging, but what he says about who Jesus is and how a sinner is put right with God. False teachers almost always keep the name and change the content. Ask what they do with the cross. Ask whether the gospel they preach could still stand if the listener had nothing to offer, no money, no health and no future usefulness.

Watch what they add to Scripture

A second mark is the appearance of an authority alongside the Bible. Sometimes it is a book, sometimes a prophetic word, sometimes a private interpretation that only this teacher has been given. The addition is usually presented modestly at first, as illumination rather than replacement, and it always ends up outranking the text, because it decides what the text is allowed to say.

The Bereans are commended in Acts for a habit that ought to be normal, examining the Scriptures daily to see whether what Paul said was so. Notice that they applied this to an apostle, and Luke calls them noble for it. A teacher who resents that examination has told you something important about himself. A good one will positively welcome it.

Look at the life, not the platform

When Paul lists the qualifications for an overseer he says almost nothing about giftedness and a great deal about character. Self control, hospitality, gentleness, not a lover of money, not violent, managing his own household well, well thought of by outsiders. Peter says that false teachers will secretly bring in destructive heresies, and then spends most of the chapter describing not their arguments but their appetites.

Jesus said we would know them by their fruits, which is a longer test than a sermon. Fruit takes time to appear and cannot be faked indefinitely. Watch how a man treats people who cannot help his career, how he responds to correction, whether he is accountable to anyone who is genuinely free to say no to him, and what happens to those who leave.

Follow the money and the power

Peter says in the same chapter that in their greed false teachers will exploit you with false words, and the pattern has not changed in two thousand years. Where a ministry’s teaching consistently produces income for the teacher, where giving is tied to a promised return, or where the finances cannot be examined by anyone outside the inner circle, you are looking at the oldest warning sign in the book.

Power works the same way. Paul told the Corinthians that he did not lord it over their faith. A structure in which one man’s word cannot be questioned, where dissent is treated as rebellion against God, and where leaving costs you your friendships, is dangerous even when the doctrinal statement is impeccable. Some of the most orthodox statements of faith I have read have been hanging on the wall of a controlling church.

What false teaching does to people

Jesus described these men as wolves in sheep’s clothing, and the image is chosen for its outcome as much as its disguise. Wolves leave a trail. So look at the people. Are believers being fed and growing steady, or are they anxious, exhausted, permanently chasing an experience or a standard they can never quite reach?

True teaching produces the fruit of the Spirit over time, and its effect on a congregation is that ordinary people become more like Jesus in ways their neighbours notice. Where the loudest fruit is loyalty to the leader, and where those who leave are spoken of with contempt, the tree has already told you what it is.

Being careful with the label

Here is my caution, because this material can be misused. A teacher is not false because he differs from me on baptism, church government, the timing of the rapture, or how the meeting is run. There are men I disagree with sharply whose gospel is sound and whose lives are godly, and calling them false teachers would be a slander.

The New Testament reserves the term for those who corrupt the message about Jesus and the way of salvation, or whose lives openly contradict what they preach. Keep the word for that, and it retains its force when you need it. Spread it around, and nobody will listen to you when a genuine wolf arrives. I have written along similar lines on what a cult is, where the same discipline about definitions applies.

How to grow in discernment

The bank teller learns to spot forgeries by handling genuine notes until anything else feels wrong in the hand. Discernment works the same way. The believer who reads whole books of the Bible regularly develops an instinct that no checklist can give, because he knows the voice. Paul told the Ephesians that maturity is exactly what stops us being tossed to and fro by every wind of doctrine.

Do it in company as well. Discernment is a gift given to the church rather than a private talent, and the person who thinks he alone can see clearly is usually the one who has gone wrong. Talk to your elders. Read older writers as well as new ones. Ask what happens to this teaching when someone is dying, because that is where a false gospel always runs out of road. There is more on this in what spiritual discernment is and how it grows.

Where false teachers come from

Paul’s warning to the Ephesian elders is the one that unsettles me most, because he tells them that from among their own selves men will arise speaking twisted things to draw away disciples after them. Not from outside. From the eldership of a healthy church that had enjoyed three years of apostolic teaching.

That should make us thoughtful about how false teachers are produced. Very few set out to deceive. A man drifts, or is flattered, or discovers that a particular emphasis fills the building, or is never contradicted by anyone because he has slowly removed everyone who might. The teaching follows the man, and by the time it is obviously wrong he has a great deal invested in it.

Which is why the safeguards Paul builds are structural rather than heroic. A plurality of elders rather than one man. Public reading of Scripture. A congregation taught well enough to notice. Real accountability with real teeth. Churches do not usually avoid false teachers by being clever; they avoid them by being ordinary in the ways the New Testament describes, year after year, when nothing seems to be at stake.

None of that is glamorous, and that is rather the point. The churches I know which have come through a scandal intact were not the ones with the sharpest discernment ministry. They were the ones where the elders genuinely met, the books were genuinely open, and a member could genuinely raise a concern and be heard without it costing him anything.

So, now what?

If a teacher you follow has come to mind while you have been reading, do not react in a hurry and do not simply carry on uneasily either. Take one specific claim and test it against Scripture properly. Talk it over with a believer you trust. Ask whether the discomfort is about the gospel itself or only about style, because those are very different conversations.

And do not let this leave you cynical. Most of the men and women teaching in ordinary churches this Sunday are faithful people doing hard work for little reward, and they deserve your prayers rather than your suspicion. Learn the marks of false teachers so that you can love the true ones with confidence, and get on with knowing Jesus, which is the whole point of the exercise.

Beware of false prophets, who come to you in sheep’s clothing but inwardly are ravenous wolves. You will recognise them by their fruits.

Matthew 7:15 to 16 (ESV)