Galatians 2:9-11

9and when James, Cephas, and John, who had a reputation as pillars, recognized the grace that had been given to me, they gave to Barnabas and me the right hand of fellowship, agreeing that we would go to the Gentiles and they to the circumcised.

10They requested only that we remember the poor, the very thing I also was eager to do.

11But when Cephas came to Antioch, I opposed him to his face, because he had clearly done wrong.