1 Corinthians 6:7-8

6:7 The fact that you have lawsuits among yourselves demonstrates that you have already been defeated. Why not rather be wronged? Why not rather be cheated? 6:8 But you yourselves wrong and cheat, and you do this to your brothers and sisters!

1 Corinthians 6:1

Lawsuits

6:1 When any of you has a legal dispute with another, does he dare go to court before the unrighteous rather than before the saints?

1 Corinthians 4:6

4:6 I have applied these things to myself and Apollos because of you, brothers and sisters, so that through us you may learn “not to go beyond what is written,” so that none of you will be puffed up in favor of the one against the other.

Philemon 1:18

1:18 Now if he has defrauded you of anything or owes you anything, charge what he owes to me.