Titus 3:10
A man whose opinions are not those of the church, after a first and second protest, is to be kept out of your society;
Romans 16:17
Now, it is my desire, brothers, that you will take note of those who are causing division and trouble among you, quite against the teaching which was given to you: and keep away from them.
2 John 1:10
If anyone comes to you not having this teaching, do not take him into your house or give him words of love:
Matthew 18:15-17
And if your brother does wrong to you, go, make clear to him his error between you and him in private: if he gives ear to you, you have got your brother back again.
1 Corinthians 5:4-13
In the name of our Lord Jesus, when you have come together with my spirit, with the power of our Lord Jesus,
1 Corinthians 11:19
For divisions are necessary among you, in order that those who have God's approval may be clearly seen among you.
2 Corinthians 13:2
I said before, and still say it before I come, as being present for the second time, though I am still away from you, to those who have done wrong before, and to all the others, that if I come again I will not have pity;
Galatians 5:12
My desire is that they who give you trouble might even be cut off themselves.
Galatians 5:20
Worship of images, use of strange powers, hates, fighting, desire for what another has, angry feelings, attempts to get the better of others, divisions, false teachings,
2 Thessalonians 3:6
Now we give you orders, brothers, in the name of our Lord Jesus Christ, to keep away from all those whose behaviour is not well ordered and in harmony with the teaching which they had from us.
2 Thessalonians 3:14
And if any man does not give attention to what we have said in this letter, take note of that man, and keep away from him, so that he may be shamed.
2 Timothy 3:5
Having a form of religion, but turning their backs on the power of it: go not with these.
2 Peter 2:1
But there were false prophets among the people, as there will be false teachers among you, who will secretly put forward wrong teachings for your destruction, even turning away from the Lord who gave himself for them; whose destruction will come quickly, and they themselves will be the cause of it.