Genesis 17:13-15

21st Century King James Version

¹³ He that is born in thy house and he that is bought with thy money must be circumcised; and My covenant shall be in your flesh for an everlasting covenant.

¹⁴ And the uncircumcised manchild whose flesh of his foreskin is not circumcised, that soul shall be cut off from his people; he hath broken My covenant.”

¹⁵ And God said unto Abraham, “As for Sarai thy wife, thou shalt not call her name Sarai, but Sarah shall her name be.