Galatians 2:3
But even Titus, who was with me, being a Greek, was not compelled to be circumcised;
Acts 16:3
wherefore Paul was desirous that he should go forth with him, and took and circumcised him because of the Jews that were in those parts; for they all knew that his father was a Greek.
Acts 15:24
Forasmuch as we have heard, that some who went out from us, have troubled you by their discourses, unsettling your minds, saying, ye must be circumcised, and keep the law; to whom we gave no such commission;
1 Corinthians 9:20-21
And to the Jews I became as a Jew, that I might gain the Jews; that is, to those, who are under the law, as under the law, that I might gain those who are under the law:
2 Corinthians 2:13
yet I had no rest in my spirit, because I found not Titus my brother there; but taking my leave of them, I went away into Macedonia.
Galatians 5:2-6
Behold, I Paul say unto you, that if ye be circumcised, Christ will profit you nothing.