2 Corinthians 2:13

2:13 I had no relief in my spirit, because I did not find my brother Titus there. So I said good-bye to them and set out for Macedonia.

2 Corinthians 8:22

8:22 And we are sending with them our brother whom we have tested many times and found eager in many matters, but who now is much more eager than ever because of the great confidence he has in you.

Philemon 1:1

Salutation

1:1 From Paul, a prisoner of Christ Jesus, and Timothy our brother, to Philemon, our dear friend and colaborer,