I wrote something to the church, but Diotrephes, who loves to have first place among them, does not receive us.
References for 3 John 1:9
This is why, if I come, I will remind him of the works he is doing, slandering us with malicious words. And he is not satisfied with that! He not only refuses to welcome the brothers himself, but he even stops those who want to do so and expels them from the church.
Dear friend, 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.
References for 3 John 1:11
Demetrius has a [good] testimony from everyone, and from the truth itself. And we also testify for him, and you know that our testimony is true.