Philemon 1:11 in the King James Version
Which in time past was to thee unprofitable, but now profitable to thee and to me:
Context
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.
12 I am sending him back. Therefore receive him, that is, my own heart,