3 John

The elder (ὁ πρεσβύτερος) writes to Gaius (Γάϊος), commending his walking in truth and hospitality to traveling brothers, while rebuking Diotrephes (Διοτρεφής) for pride, rejecting apostolic authority, and expelling supporters; he praises Demetrius (Δημήτριος) and plans a visit.[1][2]