Genesis 21:1-3 Gen. 21:1-3
1 And the LORD visited Sarah as he had said, and the LORD did unto Sarah as he had spoken. 2 For Sarah conceived, and bare Abraham a son in his old age, at the set time of which God had spoken to him. 3 And Abraham called the name of his son that was born unto him, whom Sarah bare to him, Isaac.
Galatians 4:28 Gal. 4:28
Now we, brethren, as Isaac was, are the children of promise.
(Relation)
Genesis 21:2-3 Gen. 21:2-3
2 For Sarah conceived, and bare Abraham a son in his old age, at the set time of which God had spoken to him. 3 And Abraham called the name of his son that was born unto him, whom Sarah bare to him, Isaac.
Galatians 4:22 Gal. 4:22
For it is written, that Abraham had two sons, the one by a bondmaid, the other by a freewoman.
(Relation)