New Revised Standard Version
Then he gave him the covenant of circumcision. And so Abraham became the father of Isaac and circumcised him on the eighth day; and Isaac became the father of Jacob, and Jacob of the twelve patriarchs.

Contemporary English Version
God said to Abraham, "Every son in each family must be circumcised to show you have kept your agreement with me." So when Isaac was eight days old, Abraham circumcised him. Later, Isaac circumcised his son Jacob, and Jacob circumcised his twelve sons.

New American Bible
Then he gave him the covenant of circumcision, and so he became the father of Isaac, and circumcised him on the eighth day, as Isaac did Jacob, and Jacob the twelve patriarchs.

Douay-Rheims Bible
And he gave him the covenant of circumcision. And so he begot Isaac and circumcised him the eighth day: and Isaac begot Jacob: and Jacob, the twelve patriarchs.

And he gave him the covenant of circumcision. And so he begot Isaac and circumcised him the eighth day: and Isaac begot Jacob: and Jacob, the twelve patriarchs.

the covenant.

Genesis 17:9-14 Again God said to Abraham: And thou therefore shalt keep my covenant, and thy seed after thee in their generations. . . .

John 7:22 Therefore, Moses gave you circumcision (not because it is of Moses, but of the fathers): and on the sabbath day you circumcise a man.

Romans 4:10 How then was it reputed? When he was in circumcision or in uncircumcision? Not in circumcision, but in uncircumcision.

Galatians 3:15,17 Brethren (I speak after the manner of man), yet a man's testament, if it be confirmed, no man despiseth nor addeth to it. . . .

and so.

Genesis 17:12 An infant of eight days old shall be circumcised among you, every manchild in your generations: he that is born in the house, as well as the bought servant, shall be circumcised, and whosoever is not of your stock:

Genesis 21:1-4 And the Lord visited Sara, as he had promised: and fulfilled what he had spoken. . . .

and Isaac.

Genesis 25:21-26 And Isaac besought the Lord for his wife, because she was barren: and he heard him, and made Rebecca to conceive. . . .

1 Chronicles 1:34 And Abraham begot Isaac: and his sons were Esau and Israel.

Matthew 1:2 Abraham begot Isaac. And Isaac begot Jacob. And Jacob begot Judas and his brethren.

Romans 9:9-13 For this is the word of promise: According to this time will I come. And Sara shall have a son. . . .

and Jacob.

Genesis 29:31-35 And the Lord seeing that he despised Lia, opened her womb, but her sister remained barren. . . .

Genesis 30:1-24 And Rachel seeing herself without children, envied her sister, and said to her husband: Give me children, otherwise I shall die. . . .

Genesis 35:16,23-26 And going forth from thence, he came in the spring time to the land which leadeth to Ephrata: wherein when Rachel was in travail, . . .

Exodus 1:1-4 These are the names of the children of Israel, that went into Egypt with Jacob: they went in every man with his household: . . .

1 Chronicles 2:1,2 And these are the sons of Israel: Ruben, Simeon, Levi, Juda, Issachar, and Zabulon, . . .

patriarchs.

Acts 2:29 Ye men, brethren, let me freely speak to you of the patriarch David: that he died and was buried; and his sepulchre is with us to this present say.

Hebrews 7:4 Now consider how great this man is, to whom also Abraham the patriarch gave tithes out of the principal things.