Galatians 2:3
But Titus who was with me, and was a Greek, was not compelled to be circumcised;
Acts 16:3
Him Paul wished to have go with him; and he took and circumcised him on account of the Jews who were in those places; for all knew that his father was a Greek.
Acts 15:24
Since we heard that some going out from us have troubled you with words subverting your souls, to whom we gave no charge,
1 Corinthians 9:20-21
to the Jews I have been as a Jew, that I might gain the Jews; to those under the law, as under the law, not being myself under the law, that I might gain those under the law;
2 Corinthians 2:13
I had no rest in my spirit from not finding Titus my brother; but leaving them I went to Macedonia.
Galatians 5:2-6
Behold, I Paul tell you, that if you are circumcised Christ will not profit you.