'Apostleship' in the Bible

to occupy this ministry and apostleship from which Judas turned aside to go to his own place.”

through whom we have received grace and apostleship to bring about the obedience of faith among all the Gentiles for His name’s sake,

If to others I am not an apostle, at least I am to you; for you are the seal of my apostleship in the Lord.

(for He who effectually worked for Peter in his apostleship to the circumcised effectually worked for me also to the Gentiles),