And He gave him the covenant of circumcision; and so Abraham fathered Isaac, and circumcised him on the eighth day; and Isaac fathered Jacob, and Jacob, the twelve patriarchs.

The Council in Jerusalem

Some men came down from Judea and began teaching the brothers, “Unless you are circumcised according to the custom of Moses, you cannot be saved.”

Paul wanted this man to leave with him; and he took him and circumcised him because of the Jews who were in those parts, for they all knew that his father was a Greek.