3 John 1:8-11

8Therefore we ought to support such men, so that we may be fellow workers for the truth.

9I have written to the church about this,1 but Diotrephes, who loves to be first, will not accept our instruction. 10So if I come, I will call attention to his malicious slander against us. And unsatisfied with that, he refuses to welcome the brothers and forbids those who want to do so, even putting them out of the church.

11Beloved, do not imitate what is evil, but what is good. The one who does good is of God; the one who does evil has not seen God.