Genesis 22:16-17
22:16 and said, “‘I solemnly swear by my own name,’ decrees the Lord, ‘that because you have done this and have not withheld your son, your only son,
22:17 I will indeed bless you, and I will greatly multiply your descendants so that they will be as countless as the stars in the sky or the grains of sand on the seashore. Your descendants will take possession of the strongholds of their enemies.
Genesis 26:4
26:4 I will multiply your descendants so they will be as numerous as the stars in the sky, and I will give them all these lands. All the nations of the earth will pronounce blessings on one another using the name of your descendants.
Genesis 26:24
26:24 The Lord appeared to him that night and said, “I am the God of your father Abraham. Do not be afraid, for I am with you. I will bless you and multiply your descendants for the sake of my servant Abraham.”
Genesis 28:14
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.