Genesis 17:11

And you shall be circumcised in the flesh of your foreskins, and it shall be the sign (symbol, memorial) of the covenant between Me and you.

Romans 4:11

He received the sign of circumcision, a seal or confirmation of the righteousness which he had by faith while [he was still] uncircumcised—this was so that he would be the [spiritual] father of all who believe without being circumcised—so that righteousness would be credited to them,

Acts 7:8

And God gave Abraham a covenant [a formal agreement to be strictly observed] of [which] circumcision [was the sign]; and so [under these circumstances] Abraham became the father of Isaac, and circumcised him on the eighth day; and Isaac [became the father] of Jacob, and Jacob [became the father] of the twelve patriarchs.

Exodus 4:25

Then Zipporah took a flint knife and cut off the foreskin of her son and threw it at Moses’ feet, and said, “Indeed you are a husband of blood to me!”

Exodus 12:48

If a stranger living temporarily among you wishes to celebrate the Passover to the Lord, all his males must be circumcised, and then he may participate and celebrate it like one that is born in the land. But no uncircumcised person may eat it.

Deuteronomy 10:16

So circumcise [that is, remove sin from] your heart, and be stiff-necked (stubborn, obstinate) no longer.

Joshua 5:3

So Joshua made flint knives and circumcised the sons of Israel at Gibeath-haaraloth.

1 Samuel 18:25-27

Then Saul said, “This is what you shall say to David: ‘The king wants no dowry except a hundred foreskins of the Philistines, to take vengeance on the king’s enemies.’” Now Saul’s intention was to cause David’s death at the hand of the Philistines.

2 Samuel 3:14

So David sent messengers to Ish-bosheth, Saul’s son, saying, “Give me my wife Michal, to whom I was betrothed for [the price of] a hundred foreskins of the Philistines.”

Treasury of Scripture Knowledge

Summary

And ye shall circumcise the flesh of your foreskin; and it shall be a token of the covenant betwixt me and you.

Bible References

The flesh

Exodus 4:25
Then Zipporah took a flint knife and cut off the foreskin of her son and threw it at Moses’ feet, and said, “Indeed you are a husband of blood to me!”
Joshua 5:3
So Joshua made flint knives and circumcised the sons of Israel at Gibeath-haaraloth.
1 Samuel 18:25
Then Saul said, “This is what you shall say to David: ‘The king wants no dowry except a hundred foreskins of the Philistines, to take vengeance on the king’s enemies.’” Now Saul’s intention was to cause David’s death at the hand of the Philistines.
2 Samuel 3:14
So David sent messengers to Ish-bosheth, Saul’s son, saying, “Give me my wife Michal, to whom I was betrothed for [the price of] a hundred foreskins of the Philistines.”
Exodus 4:25
Then Zipporah took a flint knife and cut off the foreskin of her son and threw it at Moses’ feet, and said, “Indeed you are a husband of blood to me!”
Joshua 5:3
So Joshua made flint knives and circumcised the sons of Israel at Gibeath-haaraloth.
1 Samuel 18:25
Then Saul said, “This is what you shall say to David: ‘The king wants no dowry except a hundred foreskins of the Philistines, to take vengeance on the king’s enemies.’” Now Saul’s intention was to cause David’s death at the hand of the Philistines.
2 Samuel 3:14
So David sent messengers to Ish-bosheth, Saul’s son, saying, “Give me my wife Michal, to whom I was betrothed for [the price of] a hundred foreskins of the Philistines.”

A token

Acts 7:8
And God gave Abraham a covenant [a formal agreement to be strictly observed] of [which] circumcision [was the sign]; and so [under these circumstances] Abraham became the father of Isaac, and circumcised him on the eighth day; and Isaac [became the father] of Jacob, and Jacob [became the father] of the twelve patriarchs.
Romans 4:11
He received the sign of circumcision, a seal or confirmation of the righteousness which he had by faith while [he was still] uncircumcised—this was so that he would be the [spiritual] father of all who believe without being circumcised—so that righteousness would be credited to them,
Acts 7:8
And God gave Abraham a covenant [a formal agreement to be strictly observed] of [which] circumcision [was the sign]; and so [under these circumstances] Abraham became the father of Isaac, and circumcised him on the eighth day; and Isaac [became the father] of Jacob, and Jacob [became the father] of the twelve patriarchs.
Romans 4:11
He received the sign of circumcision, a seal or confirmation of the righteousness which he had by faith while [he was still] uncircumcised—this was so that he would be the [spiritual] father of all who believe without being circumcised—so that righteousness would be credited to them,

General references

Genesis 9:12
And God said, “This is the token (visible symbol, memorial) of the [solemn] covenant which I am making between Me and you and every living creature that is with you, for all future generations;
Genesis 21:4
So Abraham circumcised his son Isaac when he was eight days old, just as God had commanded him.
Leviticus 12:3
On the eighth day the flesh of the male child’s foreskin shall be circumcised.
Genesis 9:12
And God said, “This is the token (visible symbol, memorial) of the [solemn] covenant which I am making between Me and you and every living creature that is with you, for all future generations;
Genesis 21:4
So Abraham circumcised his son Isaac when he was eight days old, just as God had commanded him.
Leviticus 12:3
On the eighth day the flesh of the male child’s foreskin shall be circumcised.