Genesis 17:7

17:7 I will confirm my covenant as a perpetual covenant between me and you. It will extend to your descendants after you throughout their generations. I will be your God and the God of your descendants after you.

Genesis 28:13-14

28:13 and the Lord stood at its top. He said, “I am the Lord, the God of your grandfather Abraham and the God of your father Isaac. I will give you and your descendants the ground you are lying on. 28:14 Your descendants will be like the dust of the earth, and you will spread out to the west, east, north, and south. All the families of the earth will pronounce blessings on one another using your name and that of your descendants.

Genesis 35:10-12

35:10 God said to him, “Your name is Jacob, but your name will no longer be called Jacob; Israel will be your name.” So God named him Israel. 35:11 Then God said to him, “I am the sovereign God. Be fruitful and multiply! A nation – even a company of nations – will descend from you; kings will be among your descendants! 35:12 The land I gave to Abraham and Isaac I will give to you. To your descendants I will also give this land.”