1 Corinthians 5:9

I wrote to you in that letter that you were not to associate with fornicators;

Ephesians 5:11

Have nothing to do with the barren unprofitable deeds of darkness, but, instead of that, set your faces against them;

2 Corinthians 6:14

Do not come into close association with unbelievers, like oxen yoked with asses. For what is there in common between righteousness and lawlessness? Or what partnership has light with darkness?

2 Thessalonians 3:14

and if any one refuses to obey these our written instructions, mark that man and hold no communication with him--so that he may be made to feel ashamed.

2 Thessalonians 3:6

But, by the authority of the Lord, we command you, brethren, to stand aloof from every brother whose life is disorderly and not in accordance with the teaching which all received from us.

1 Corinthians 5:2

And you, instead of mourning and removing from among you the man who has done this deed of shame, are filled with self-complacency!

1 Corinthians 5:7

Get rid of the old yeast so that you may be dough of a new kind; for in fact you *are* free from corruption. For our Passover Lamb has already been offered in sacrifice--even Christ.

2 Corinthians 6:17

Therefore, "'Come out from among them and separate yourselves,' says the Lord, 'and touch nothing impure; and I will receive you, and will be a Father to you,

Treasury of Scripture Knowledge

Summary

I wrote unto you in an epistle not to company with fornicators:

General references

Bible References

Not

1 Corinthians 5:2
And you, instead of mourning and removing from among you the man who has done this deed of shame, are filled with self-complacency!
2 Corinthians 6:14
Do not come into close association with unbelievers, like oxen yoked with asses. For what is there in common between righteousness and lawlessness? Or what partnership has light with darkness?
Ephesians 5:11
Have nothing to do with the barren unprofitable deeds of darkness, but, instead of that, set your faces against them;
2 Thessalonians 3:14
and if any one refuses to obey these our written instructions, mark that man and hold no communication with him--so that he may be made to feel ashamed.

General references

Luke 15:2
and this led the Pharisees and the Scribes indignantly to complain, saying, "He gives a welcome to notorious sinners, and joins them at their meals!"