Genesis 21:3

The Birth Of Isaac

² and Sarah conceiveth, and beareth a son to Abraham, to his old age, at the appointed time that God hath spoken of with him; ³ and Abraham calleth the name of his son who is born to him, whom Sarah hath born to him -- Isaac; ⁴ and Abraham circumciseth Isaac his son, being a son of eight days, as God hath commanded him.

Abraham

Isaac

Sarah

Genesis 17:19

and God saith, 'Sarah thy wife is certainly bearing a son to thee, and thou hast called his name Isaac, and I have established My covenant with him, for a covenant age-during, to his seed after him.

Genesis 21:6

and Sarah saith, 'God hath made laughter for me; every one who is hearing laugheth for me.'

Genesis 21:12

and God saith unto Abraham, 'Let it not be wrong in thine eyes because of the youth, and because of thy handmaid: all that Sarah saith unto thee -- hearken to her voice, for in Isaac is a seed called to thee.

Genesis 22:2

And He saith, 'Take, I pray thee, thy son, thine only one, whom thou hast loved, even Isaac, and go for thyself unto the land of Moriah, and cause him to ascend there for a burnt-offering on one of the mountains of which I speak unto thee.'

Joshua 24:3

and I take your father Abraham from beyond the River, and cause him to go through all the land of Canaan, and multiply his seed, and give to him Isaac.

Matthew 1:2

Abraham begat Isaac, and Isaac begat Jacob, and Jacob begat Judah and his brethren,

Acts 7:8

And He gave to him a covenant of circumcision, and so he begat Isaac, and did circumcise him on the eighth day, and Isaac begat Jacob, and Jacob -- the twelve patriarchs;

Romans 9:7

nor because they are seed of Abraham are all children, but -- 'in Isaac shall a seed be called to thee;'

Hebrews 11:18

of whom it was said -- 'In Isaac shall a seed be called to thee;'