Genesis 17:9-10

17:9 Then God said to Abraham, “As for you, you must keep the covenantal requirement I am imposing on you and your descendants after you throughout their generations. 17:10 This is my requirement that you and your descendants after you must keep: Every male among you must be circumcised.

Genesis 17:19

17:19 God said, “No, Sarah your wife is going to bear you a son, and you will name him Isaac. I will confirm my covenant with him as a perpetual covenant for his descendants after him.

Genesis 17:1

The Sign of the Covenant

17:1 When Abram was 99 years old, the Lord appeared to him and said, “I am the sovereign God. Walk before me and be blameless.

Genesis 16:1

The Birth of Ishmael

16:1 Now Sarai, Abram’s wife, had not given birth to any children, but she had an Egyptian servant named Hagar.

Nehemiah 9:8

9:8 When you perceived that his heart was faithful toward you, you established a covenant with him to give his descendants the land of the Canaanites, the Hittites, the Amorites, the Perizzites, the Jebusites, and the Girgashites. You have fulfilled your promise, for you are righteous.

Luke 1:72

1:72 He has done this to show mercy to our ancestors,

and to remember his holy covenant –

Romans 9:4-5

9:4 who are Israelites. To them belong the adoption as sons, the glory, the covenants, the giving of the law, the temple worship, and the promises. 9:5 To them belong the patriarchs, and from them, by human descent, came the Christ, who is God over all, blessed forever! Amen.

Romans 15:8

15:8 For I tell you that Christ has become a servant of the circumcised on behalf of God’s truth to confirm the promises made to the fathers,

Galatians 3:29

3:29 And if you belong to Christ, then you are Abraham’s descendants, heirs according to the promise.