"everlasting" verses 8 19-21
"Ishmael" verse 20
17:8 And I will give unto to thee, and to thy seed after thee, the land wherein thou art a stranger, all the land of Canaan, for an everlasting possession; and I will be their God.
17:15 And God said unto Abraham, As for Sarai thy wife, thou shalt not call her name Sarai, but Sarah shall her name be.
17:16 And I will bless her, and give thee a son also of her: yea, I will bless her, and she shall be a mother of nations; kings of people shall be of her.
17:17 Then Abraham fell upon his face, and laughed, and said in his heart, Shall a child be born unto him that is an hundred years old? and shall Sarah, that is ninety years old, bear?
17:18 And Abraham said unto God, O that Ishmael might live before thee!
17:19 And God said, Sarah thy wife shall bear thee a son indeed; and thou shalt call his name Isaac: and I will establish my covenant with him for an everlasting covenant, and with his seed after him.
17:20 And as for Ishmael, I have heard thee: Behold, I have blessed him, and will make him fruitful, and will multiply him exceedingly; twelve princes shall he beget, and I will make him a great nation.
17:21 But my covenant will I establish with Isaac, which Sarah shall bear unto thee at this set time in the next year.
17:22 And he left off talking with him, and God went up from Abraham.
17:23 And Abraham took Ishmael his son, and all that were born in his house, and all that were bought with his money, every male among the men of Abraham's house; and circumcised the flesh of their foreskin in the selfsame day, as God had said unto him.
17:24 And Abraham was ninety years old and nine, when he was circumcised in the flesh of his foreskin.
17:25 And Ishmael his son was thirteen years old, when he was circumcised in the flesh of his foreskin.
17:26 In the selfsame day was Abraham circumcised, and Ishmael his son.
17:27 And all the men of his house, born in the house, and bought with money of the stranger, were circumcised with him.