Galatians 2:8-9

(for he that wrought for Peter unto the apostleship of the circumcision wrought for me also unto the Gentiles); and when they perceived the grace that was given unto me, James and Cephas and John, they who were reputed to be pillars, gave to me and Barnabas the right hands of fellowship, that we should go unto the Gentiles, and they unto the circumcision