NET
15 For though you may have 10,000 guardians in Christ, you do not have many fathers, because I became your father in Christ Jesus through the gospel.
Darby
15 For if ye should have ten thousand instructors in Christ, yet not many fathers; for in Christ Jesus *I* have begotten you through the glad tidings.
KJV
15 For though ye have ten thousand instructors in Christ, yet [have ye] not many fathers: for in Christ Jesus I have begotten you through the gospel.