Matthew 7:15
But beware of false prophets, who come to you in sheep's clothing, but within are ravenous wolves.
Matthew 16:6
And Jesus said to them: Take heed and be ware of the leaven of the Pharisees and Sadducees.
Matthew 16:12
Then they understood that he did not bid them beware of the leaven of bread, but of the teaching of the Pharisees and of the Sadducees.
Mark 4:24
And he said to them: Take heed how you hear; with what measure you measure, it shall be measured to you; and to you that hear, more shall be given;
Mark 7:6-14
He answered and said to them: "Well did Isaiah prophesy of you hypocrites, as it is written, This people honors me with their lips, but their heart is far from me.
John 10:5
And a stranger they will not follow, but will flee from him; for they know not the voice of strangers.
2 Corinthians 11:13-15
For such men are false apostles, deceitful workers, trans forming themselves into the apostles of Christ;
Ephesians 4:14
that we might no longer be children, tossed and carried about by every wind of teaching, through the artifice of men, through craftiness used by them for the deliberate planning of deceit;
1 Timothy 4:7
But reject those profane and oldwomanish fables, and exercise yourself for godliness.
1 Timothy 6:3-5
If any one teaches other things, and does not assent to the sound words of our Lord Jesus Christ, and to the teaching which is according to godliness,
2 Peter 2:1-2
But there were false prophets among the people, as there will be false teachers also among you; and these will stealthily introduce ruinous sects, and deny the Lord that bought them, bringing upon themselves swift destruction:
1 John 4:1
Beloved, believe not every spirit; but prove the spirits, whether they are from God: for many false prophets have gone out into the world.
2 John 1:10
If any one comes to you, and brings not this teaching, receive him not into your house, and do not wish him well:
Revelation 2:2
I know your works, and your labor, and your patience; and that you can not bear with those who are evil, and that you have tried those who say they are apostles, and are not, and have found them liars;