Some of the traveling teachers recently returned and made me very happy by telling me about your faithfulness and that you are living according to the truth.
References for 3 John 1:3
I could have no greater joy than to hear that my children are following the truth.
Dear friend, you are being faithful to God when you care for the traveling teachers who pass through, even though they are strangers to you.
They have told the church here of your loving friendship. Please continue providing for such teachers in a manner that pleases God.
For they are traveling for the Lord, and they accept nothing from people who are not believers.
References for 3 John 1:7
So we ourselves should support them so that we can be their partners as they teach the truth.