'Circumcision' in the Bible

And he made with him the agreement of which circumcision was the sign. And so Abraham had a son, Isaac, and gave him circumcision on the eighth day; and Isaac had a son, Jacob, and Jacob was the father of the twelve heads of the families of Israel.

And when Peter came to Jerusalem, those who kept the rule of circumcision had an argument with him,

Saying, You went to men without circumcision, and took food with them.

Now certain men came down from Judaea, teaching the brothers and saying that without circumcision, after the rule of Moses, there is no salvation.

But some of the Pharisees, who were of the faith, got up and said, It is necessary for these to have circumcision and to keep the law of Moses.

Paul had a desire for him to go with him, and he gave him circumcision because of the Jews who were in those parts: for they all had knowledge that his father was a Greek.

And they have had news of you, how you have been teaching all the Jews among the Gentiles to give up the law of Moses, and not to give circumcision to their children, and not to keep the old rules.