Galatians 2:7-8

7On the contrary, they recognized that I had been entrusted with the task of preaching the gospel to the uncircumcised, That is, Gentiles just as Peter had been to the circumcised. That is, Jews; also in verses 8 and 9 8For God, who was at work in Peter as an apostle to the circumcised, was also at work in me as an apostle to the Gentiles.