1 John 2:26
I have written this to you concerning those who would lead you astray.
2 John 1:7
I say this because many deceivers are gone forth into the world, those who deny the coming of Jesus Christ in the flesh. This is the deceiver and the Antichrist.
1 John 3:7
My children, let no one deceive you; he who is working righteousness is righteous, just as he is righteous.
Mark 13:22
for false Christs and false prophets will arise and will show signs and wonders, to lead astray the very chosen, if they can.
Acts 20:29-30
I know that after my departure fierce wolves will come among you, and they will not spare the flock;
2 Corinthians 11:13-15
For such fellows are sham apostles of Christ.
Colossians 2:8
Take care lest any man drag you away captive by his philosophy which is a vain deceit, following the traditions of men and the world's crude notions, and not Christ.
Colossians 2:18
Let no man at his will defraud you of your prize through his false humility and worship of the angels, taking his stand on the visions he has seen, and vainly puffed up by his material mind;
1 Timothy 4:1
Now the Spirit distinctly declares that in latter days there will be some who will fall away from the faith, by listening to spirits of error, and to teachings of demons
2 Timothy 3:13
But wicked men and impostors will go on from bad to worse, deceiving others, and being themselves deceived.
2 Peter 2:1-3
But there were false prophets, too, among the people, just as among you also there will be false teachers. These will secretly bring in destructive sects, denying even the Master who bought them, and bringing swift ruin upon themselves.