Matthew 7:15

Take heed then of false prophets, who come to you in the garb of sheep, but inwardly they are ravening wolves.

1 John 4:1

BELOVED, believe not every pretender to inspiration, but bring these spirits to the trial whether they are of God; because many false prophets are gone forth into the world.

Colossians 2:8

Beware that no man make a prey of you by means of philosophy and vain delusion, after the tradition of men, after the principles of the world, and not after Christ:

Matthew 24:11

And many false prophets shall arise, and shall deceive many.

2 Peter 2:1-3

BUT there were false prophets among the people, as there will be false teachers also among you, who wickedly introduce damnable heresies, and deny the sovereign Lord who bought them, bringing on themselves swift destruction.

Luke 6:26

Wo unto you, when men shall speak well of you! for just so did their fathers of the false prophets.

Revelation 19:20

And the beast was seized upon, and with him the false prophet who performed the wonders before him, by which he deceived those who received the brand of the beast, and those who worshipped his image. They were both hurled alive into the lake of fire which burneth with brimstone.

Matthew 10:17

But be on your guard against men: for they will deliver you up to the sanhedrim, and scourge you in their synagogues.

Matthew 16:6

Then Jesus said to them, Beware and abstain from the leaven of the Pharisees and of the Sadducees.

Matthew 16:11

How is it that ye do not understand, that I spake not to you of bread, to beware of the leaven of the Pharisees and of the Sadducees?

Matthew 24:4-5

And Jesus answering said unto them, Beware that no man deceive you.

Matthew 24:24-25

for false Messiahs and false prophets shall arise, and give out great signs and wonders; so as to deceive, if it were possible, even the elect.

Mark 12:38-40

And he spake to them in the course of his teaching, Beware of the scribes, who love to go about in trailing robes, and like salutations in the places of concourse,

Mark 13:22-23

For many false Messiahs and false prophets shall arise, and shall propose signs and wonders to deceive, if it were possible, even the elect.

Luke 12:15

Then said he to them, Beware, and be on your guard against covetousness; for a man's life doth not depend on the abundance of his possessions.

John 10:12

But the hireling, and he that is not the shepherd, whose own property the sheep are not, seeth the wolf coming, and leaveth the sheep, and fleeth; and the wolf seizes upon them, and disperseth the sheep.

Acts 13:40

Take heed then, that this come not upon you, which is spoken by the prophets;

Acts 20:29-31

For this I know, that after my departure there will come among you grievous wolves, not sparing the flock:

Romans 16:17-18

Now I beseech you, brethren, keep a sharp eye over those who cause divisions and offences contrary to the doctrine ye have learned, and turn away from them.

2 Corinthians 11:13-15

For such are fake apostles, deceitful labourers, transforming themselves into apostles of Christ.

Galatians 2:4

but this I did because of false brethren artfully introduced, who came to pry into our liberty which we hold in Christ Jesus, that they might bring us into bondage:

Ephesians 4:14

that we should be no longer infants, floating on the waves, and carried about with every wind of novel doctrine, by the juggling of men, by their craftiness after the delusive wiles of error;

Ephesians 5:6

Let no man deceive you with vain words: for because of these things, the wrath of God cometh on the children of disobedience.

Philippians 3:2

Beware of dogs, beware of the malicious labourers, beware of the concision.

1 Timothy 4:1-3

NOW the Spirit speaketh expresly, that in the latter days some will apostatise from the faith, giving heed to spirits of delusion, and doctrines of devils;

2 Timothy 3:5-9

holding the form of godliness, but denying the power of it: from these men turn with aversion.

2 Timothy 3:13

But wicked men and impostors will proceed from bad to worse, deceiving and deceived.

2 Timothy 4:3

For the time will come when they will not endure sound doctrine; but after their own inclinations will set up a herd of teachers for themselves, having the itch of hearing;

2 Peter 2:18-19

Uttering pompous discourses of inanity, ensnaring by the lusts of the flesh, by lascivious impurities, those who had truly escaped from such as live in a course of delusion.

2 Peter 3:17

Ye therefore, beloved, knowing this before, be on your guard, that ye be not carried away with the delusion of these lawless men, and fall from your own stedfastness.

Jude 1:4

For certain men have craftily introduced themselves, who were from of old proscribed for this condemnation, ungodly men, changing the grace of God into impurity, and denying our only sovereign God and Lord, Jesus Christ.

Revelation 13:11-17

And I saw another beast rising up out of the earth, and he had two horns like a lamb, though he spake as the dragon.

Revelation 16:13

And I saw coming out of the mouth of the dragon, and out of the mouth of the beast, and out of the mouth of the false prophet, three unclean spirits like frogs.

Revelation 17:6

And I saw the woman drunk with the blood of saints, and with the blood of the martyrs of Jesus: and when I saw her, I wondered with great amazement.

Acts 13:6

Now as they travelled through the island as far as Paphos, they found a certain person who professed magic, a false prophet, a Jew, whose name was Bar-jesus:

Treasury of Scripture Knowledge

Bible References

Beware

Matthew 10:17
But be on your guard against men: for they will deliver you up to the sanhedrim, and scourge you in their synagogues.
Matthew 16:6
Then Jesus said to them, Beware and abstain from the leaven of the Pharisees and of the Sadducees.
Mark 12:38
And he spake to them in the course of his teaching, Beware of the scribes, who love to go about in trailing robes, and like salutations in the places of concourse,
Luke 12:15
Then said he to them, Beware, and be on your guard against covetousness; for a man's life doth not depend on the abundance of his possessions.
Acts 13:40
Take heed then, that this come not upon you, which is spoken by the prophets;
Philippians 3:2
Beware of dogs, beware of the malicious labourers, beware of the concision.
Colossians 2:8
Beware that no man make a prey of you by means of philosophy and vain delusion, after the tradition of men, after the principles of the world, and not after Christ:
2 Peter 3:17
Ye therefore, beloved, knowing this before, be on your guard, that ye be not carried away with the delusion of these lawless men, and fall from your own stedfastness.

False

Matthew 24:4
And Jesus answering said unto them, Beware that no man deceive you.
Mark 13:22
For many false Messiahs and false prophets shall arise, and shall propose signs and wonders to deceive, if it were possible, even the elect.
2 Peter 2:1
BUT there were false prophets among the people, as there will be false teachers also among you, who wickedly introduce damnable heresies, and deny the sovereign Lord who bought them, bringing on themselves swift destruction.
1 John 4:1
BELOVED, believe not every pretender to inspiration, but bring these spirits to the trial whether they are of God; because many false prophets are gone forth into the world.
Revelation 19:20
And the beast was seized upon, and with him the false prophet who performed the wonders before him, by which he deceived those who received the brand of the beast, and those who worshipped his image. They were both hurled alive into the lake of fire which burneth with brimstone.

Which

Mark 12:38
And he spake to them in the course of his teaching, Beware of the scribes, who love to go about in trailing robes, and like salutations in the places of concourse,
Romans 16:17
Now I beseech you, brethren, keep a sharp eye over those who cause divisions and offences contrary to the doctrine ye have learned, and turn away from them.
2 Corinthians 11:13
For such are fake apostles, deceitful labourers, transforming themselves into apostles of Christ.
Galatians 2:4
but this I did because of false brethren artfully introduced, who came to pry into our liberty which we hold in Christ Jesus, that they might bring us into bondage:
Ephesians 4:14
that we should be no longer infants, floating on the waves, and carried about with every wind of novel doctrine, by the juggling of men, by their craftiness after the delusive wiles of error;
Ephesians 5:6
Let no man deceive you with vain words: for because of these things, the wrath of God cometh on the children of disobedience.
Colossians 2:8
Beware that no man make a prey of you by means of philosophy and vain delusion, after the tradition of men, after the principles of the world, and not after Christ:
1 Timothy 4:1
NOW the Spirit speaketh expresly, that in the latter days some will apostatise from the faith, giving heed to spirits of delusion, and doctrines of devils;
2 Timothy 3:5
holding the form of godliness, but denying the power of it: from these men turn with aversion.
2 Timothy 4:3
For the time will come when they will not endure sound doctrine; but after their own inclinations will set up a herd of teachers for themselves, having the itch of hearing;
2 Peter 2:1
BUT there were false prophets among the people, as there will be false teachers also among you, who wickedly introduce damnable heresies, and deny the sovereign Lord who bought them, bringing on themselves swift destruction.
Jude 1:4
For certain men have craftily introduced themselves, who were from of old proscribed for this condemnation, ungodly men, changing the grace of God into impurity, and denying our only sovereign God and Lord, Jesus Christ.
Revelation 13:11
And I saw another beast rising up out of the earth, and he had two horns like a lamb, though he spake as the dragon.

Are

Acts 20:29
For this I know, that after my departure there will come among you grievous wolves, not sparing the flock:
Revelation 17:6
And I saw the woman drunk with the blood of saints, and with the blood of the martyrs of Jesus: and when I saw her, I wondered with great amazement.

General references

Matthew 24:11
And many false prophets shall arise, and shall deceive many.