1 Corinthians 9:2 in the World English Bible
If to others I am not an apostle, yet at least I am to you; for you are the seal of my apostleship in the Lord.
Context
1 Am I not an apostle? am I not free? have I not seen Jesus Christ our Lord? are not ye my work in the Lord?
2 If I be not an apostle unto others, yet doubtless I am to you: for the seal of mine apostleship are ye in the Lord.
3 Mine answer to them that do examine me is this,