Genesis 17:11-13

Lexham English Bible

¹¹ And you shall circumcise the flesh of your foreskin, and it shall be a sign of the covenant between me and you. ¹² And at eight days of age^[a] you shall yourselves circumcise every male belonging to your generations and the servant born in your house and the one bought from any foreigner^[b] who is not from your offspring. ¹³ You must certainly circumcise^[c] the servant born in your house and the one bought from any foreigner.^[d] And my covenant shall be with your flesh as an everlasting covenant.