3Jo 1:1-14. Address: Wish for Gaius’ prosperity: Joy at his walking in the truth. Hospitality to the brethren and strangers the fruit of love. Diotrephes’ opposition and ambition. Praise of Demetrius. Conclusion.
I - emphatical. I personally, for my part. On Gaius or Caius, see my Introduction before Second Epistle.
love in the truth - (2Jo 1:1). “Beloved” is repeated often in this Epistle, indicating strong affection (3Jo 1:1, 3Jo 1:2, 3Jo 1:5, 3Jo 1:11).