Galatians 2:6-8 New King James Version (NKJV)

6. But from those who seemed to be something—whatever they were, it makes no difference to me; God shows personal favoritism to no man—for those who seemed to be something added nothing to me.

7. But on the contrary, when they saw that the gospel for the uncircumcised had been committed to me, as the gospel for the circumcised was to Peter

8. (for He who worked effectively in Peter for the apostleship to the circumcised also worked effectively in me toward the Gentiles),

Galatians 2