Genesis 17:11

17:11 You must circumcise the flesh of your foreskins. This will be a reminder ¹  of the covenant between me and you.

Genesis 17:25

17:25 his son Ishmael was thirteen years old ²  when he was circumcised.

[17:11]  ¹ tn Or “sign.”

[17:25]  ² tn Heb “the son of thirteen years.”