'Circumcise' in the Bible
And it came to pass, that on the eighth day they came to circumcise the child; and they called him Zacharias, after the name of his father.
And when eight days were fulfilled to circumcise the child, then was his name called Jesus, having been so called by the messenger before his being conceived in the womb.
Moses therefore gave unto you circumcision; (not because it is of Moses, but of the fathers;) and ye on the sabbath day circumcise a man.
And He gave to him a covenant of circumcision, and so he begat Isaac, and did circumcise him on the eighth day, and Isaac begat Jacob, and Jacob -- the twelve patriarchs;
But there rose up certain of the sect of the Pharisees which believed, saying, That it was needful to circumcise them, and to command them to keep the law of Moses.
And they are informed of thee, that thou teachest all the Jews which are among the Gentiles to forsake Moses, saying that they ought not to circumcise their children, neither to walk after the customs.