5 Bible Verses about Teachers, Of False Doctrines

Now I beseech you, brethren, mark them that are causing the divisions and occasions of stumbling, contrary to the doctrine which ye learned: and turn away from them. For they that are such serve not our Lord Christ, but their own belly; and by their smooth and fair speech they beguile the hearts of the innocent.

and from among your own selves shall men arise, speaking perverse things, to draw away the disciples after them.

And many shall follow their lascivious doings; by reason of whom the way of the truth shall be evil spoken of.

But the Spirit saith expressly, that in later times some shall fall away from the faith, giving heed to seducing spirits and doctrines of demons,

I marvel that ye are so quickly removing from him that called you in the grace of Christ unto a different gospel; which is not another gospel only there are some that trouble you, and would pervert the gospel of Christ.