Galatians 1:18; Galatians 2:9; Galatians 2:11; Galatians 2:14

18 Then three years later I went up to Jerusalem to become acquainted with Cephas, and stayed with him fifteen days.

9 and recognizing the grace that had been given to me, James and Cephas and John, who were reputed to be pillars, gave to me and Barnabas the right hand of fellowship, so that we might go to the Gentiles and they to the circumcised.

11 But when Cephas came to Antioch, I opposed him to his face, because he stood condemned.

14 But when I saw that they were not straightforward about the truth of the gospel, I said to Cephas in the presence of all, "If you, being a Jew, live like the Gentiles and not like the Jews, how is it that you compel the Gentiles to live like Jews?