When Abram was ninety-nine years old, the Lord appeared to him and said, "I am the Almighty God. Obey me and always do what is right.
I will make my covenant with you and give you many descendants."
Abram bowed down with his face touching the ground, and God said,
"I make this covenant with you: I promise that you will be the ancestor of many nations.
Your name will no longer be Abram, but Abraham, because I am making you the ancestor of many nations. 1
References for Genesis 17:5
I will give you many descendants, and some of them will be kings. You will have so many descendants that they will become nations.