Genesis 17:11

And you shall circumcise the flesh of your foreskin, and it shall be a sign of the covenant between me and you.

Romans 4:11

And he received the sign of circumcision [as] a seal of the righteousness by faith which [he had] {while uncircumcised}, so that he could be the father of all who believe {although they are uncircumcised}, so that righteousness could be credited to them,

Acts 7:8

And he gave him the covenant of circumcision, and so he became the father of Isaac and circumcised him on the eighth day, and Isaac [did so with] Jacob, and Jacob [did so with] the twelve patriarchs.

Exodus 4:25

But Zipporah took a flint [knife], and she cut off the foreskin of her son, and she touched his feet, and she said, "Yes, you [are] a bridegroom of blood to me."

Exodus 12:48

And when an alien dwells with you and he wants to prepare [the] Passover for Yahweh, every male belonging to him must be circumcised, and then he may come near to prepare it, and he will be as the native of the land, but any uncircumcised [man] may not eat it.

Deuteronomy 10:16

So you shall circumcise the foreskin of your heart, and {do not be stubborn}.

Joshua 5:3

So Joshua made knives of flint, and he circumcised the {Israelites} at the hill of the foreskins.

1 Samuel 18:25-27

Then Saul said, "This [is] what you must say to David: '{The king desires no bride price} except for a hundred foreskins of [the] Philistines, to avenge himself on the enemies of the king.'" (Now Saul had planned to allow David to fall by the hand of [the] Philistines.)

2 Samuel 3:14

Then David sent messengers to Ish-Bosheth the son of Saul, saying, "Give [me] my wife Michal whom I betrothed to myself for 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
But Zipporah took a flint [knife], and she cut off the foreskin of her son, and she touched his feet, and she said, "Yes, you [are] a bridegroom of blood to me."
Joshua 5:3
So Joshua made knives of flint, and he circumcised the {Israelites} at the hill of the foreskins.
1 Samuel 18:25
Then Saul said, "This [is] what you must say to David: '{The king desires no bride price} except for a hundred foreskins of [the] Philistines, to avenge himself on the enemies of the king.'" (Now Saul had planned to allow David to fall by the hand of [the] Philistines.)
2 Samuel 3:14
Then David sent messengers to Ish-Bosheth the son of Saul, saying, "Give [me] my wife Michal whom I betrothed to myself for a hundred foreskins of [the] Philistines."
Exodus 4:25
But Zipporah took a flint [knife], and she cut off the foreskin of her son, and she touched his feet, and she said, "Yes, you [are] a bridegroom of blood to me."
Joshua 5:3
So Joshua made knives of flint, and he circumcised the {Israelites} at the hill of the foreskins.
1 Samuel 18:25
Then Saul said, "This [is] what you must say to David: '{The king desires no bride price} except for a hundred foreskins of [the] Philistines, to avenge himself on the enemies of the king.'" (Now Saul had planned to allow David to fall by the hand of [the] Philistines.)
2 Samuel 3:14
Then David sent messengers to Ish-Bosheth the son of Saul, saying, "Give [me] my wife Michal whom I betrothed to myself for a hundred foreskins of [the] Philistines."

A token

Acts 7:8
And he gave him the covenant of circumcision, and so he became the father of Isaac and circumcised him on the eighth day, and Isaac [did so with] Jacob, and Jacob [did so with] the twelve patriarchs.
Romans 4:11
And he received the sign of circumcision [as] a seal of the righteousness by faith which [he had] {while uncircumcised}, so that he could be the father of all who believe {although they are uncircumcised}, so that righteousness could be credited to them,
Acts 7:8
And he gave him the covenant of circumcision, and so he became the father of Isaac and circumcised him on the eighth day, and Isaac [did so with] Jacob, and Jacob [did so with] the twelve patriarchs.
Romans 4:11
And he received the sign of circumcision [as] a seal of the righteousness by faith which [he had] {while uncircumcised}, so that he could be the father of all who believe {although they are uncircumcised}, so that righteousness could be credited to them,

General references

Genesis 9:12
And God said, "This [is] the sign of the covenant that I am making between me and you, and between every living creature that [is] with you for future generations.
Genesis 21:4
And Abraham circumcised Isaac his son [when he was] eight days old, as God had commanded him.
Leviticus 12:3
And on the eighth day his foreskin's flesh shall be circumcised.
Genesis 9:12
And God said, "This [is] the sign of the covenant that I am making between me and you, and between every living creature that [is] with you for future generations.
Genesis 21:4
And Abraham circumcised Isaac his son [when he was] eight days old, as God had commanded him.
Leviticus 12:3
And on the eighth day his foreskin's flesh shall be circumcised.