Philemon 1:10 in the King James Version
I beseech thee for my son Onesimus, whom I have begotten in my bonds:
Context
9 yet for love’s sake I rather appeal to you, being such a one as Paul, the aged, but also a prisoner of Jesus Christ.
10 I appeal to you for my child Onesimus, whom I have become the father of in my chains,
11 who once was useless to you, but now is useful to you and to me.