Titus 3:10
reject therefore such an heretical man, after the first and second admonition; knowing that such a one is perverted,
Romans 16:17
Now I exhort you, brethren, to mark those who cause divisions and offences, contrary to the doctrine which ye have learned:
2 John 1:10
Now if any one come unto you, and bringeth not this doctrine, receive him not into your house, nor wish him success: for he,
Matthew 18:15-17
And if thy brother trespass against thee, go and expostulate with him alone; if he hearken to thee, thou hast gained thy brother:
1 Corinthians 5:4-13
when ye are assembled together with my spirit, by the power, I say,
1 Corinthians 11:19
For there must be even heresies among you, that they who are approved may be made manifest among you.
2 Corinthians 13:2
I said before, and I again tell you beforehand, as if I were present the second time; and being absent I now write to those who have sinned heretofore, and to all the rest, that if I come again I will not spare:
Galatians 5:12
I wish they were even cut off from your communion, that make such disturbance amongst you.
Galatians 5:20
lasciviousness, idolatry, witchcraft, enmities, strifes, emulations, animosities, contentions, divisions,
2 Thessalonians 3:6
Now we charge you, brethren, in the name of our Lord Jesus Christ, to withdraw yourselves from every brother who walketh disorderly, and not according to the instruction which he received from us.
2 Thessalonians 3:14
by this epistle, mark such a one, and do not keep company with him, that he may be ashamed.
2 Timothy 3:5
having a form of godliness, but strangers to the power of it: from such turn away.
2 Peter 2:1
But there were indeed false prophets among the people of old, as there will be also among you false teachers, who will privately introduce pernicious heresies, denying even the Lord that bought them, and bringing upon themselves swift destruction,