'Foreskin' in the Bible

You must circumcise the flesh of your foreskin to serve as a sign of the covenant between Me and you.

If any male is not circumcised in the flesh of his foreskin, that man will be cut off from his people; he has broken My covenant.”

Then Abraham took his son Ishmael and all the slaves born in his house or purchased with his money—every male among the members of Abraham’s household—and he circumcised the flesh of their foreskin on that very day, just as God had said to him.

Abraham was 99 years old when the flesh of his foreskin was circumcised,

and his son Ishmael was 13 years old when the flesh of his foreskin was circumcised.

So Zipporah took a flint, cut off her son’s foreskin, and threw it at Moses’ feet. Then she said, “You are a bridegroom of blood to me!”

The flesh of his foreskin must be circumcised on the eighth day.

Circumcise yourselves to the Lord;remove the foreskin of your hearts,men of Judah and residents of Jerusalem.Otherwise, My wrath will break out like fireand burn with no one to extinguish itbecause of your evil deeds.