1 Corinthians 7:21 Were you called while a slave? Do not be concerned about it; but if you can be made free, rather use it.
Ephesians 6:9 And you, masters, do the same things to them, giving up threatening, knowing that your own Master also is in heaven, and there is no partiality with Him.
Colossians 4:9 with Onesimus, a faithful and beloved brother, who is one of you. They will make known to you all things which are happening here.
Philemon 1:10 I appeal to you for my son Onesimus, whom I have begotten while in my chains,
