1 John 2:26
I write you these things concerning those who would lead you astray.
2 John 1:7
For many deceivers have gone into the world. They do not confess that Jesus Christ came in the flesh. This is the deceiver and the antichrist.
1 John 3:7
My little children let no man deceive you! He who practices righteousness is righteous, even as he [Christ] is righteous.
Proverbs 12:26
The righteous is a guide to his neighbor. The way of the wicked leads others astray.
Ezekiel 13:10
It is definitely because they have misled my people by saying, Peace! When there is no peace. And when anyone builds a wall they plaster it over with whitewash.'
Mark 13:22
There will arise false Christs and false prophets. They show signs and wonders that will mislead many, even the anointed.
Acts 20:29-30
I know that after my departing grievous wolves will enter in among you, not sparing the flock.
2 Corinthians 11:13-15
For such men are false apostles, deceitful workers, fashioning themselves into apostles of Christ.
Colossians 2:8
See to it that no one enslaves you by means of philosophy and worthless deceit of human wisdom according to tradition of men. It is according to the elementary principles of the world, and not from Christ.
Colossians 2:18
Let no man rob you of your prize by a self-abasement and worshipping of the angels, dwelling in the things that he has seen, vainly puffed up by his fleshly mind,
1 Timothy 4:1
The Spirit explicitly says that some will fall away from the faith (truth) in later times. Spirits and doctrines of demons will seduce them,
2 Timothy 3:13
But evil men and impostors will become worse and worse, deceiving and being deceived.
2 Peter 2:1-3
There arose false prophets among the people. There will be false teachers among you! They will privately bring in destructive heresies (contrary doctrines), denying even the Master who bought them. They bring swift destruction on themselves.