Galatians 1:22; Galatians 2:6; Galatians 2:11

22 And was unknown by face unto the churches of Judaea which were in Christ:
6 But of these who seemed to be somewhat, (whatsoever they were , it maketh no matter to me: God accepteth no man's person:) for they who seemed to be somewhat in conference added nothing to me:
11 But when Peter was come to Antioch, I withstood him to the face, because he was to be blamed .