Through faith also Sara herself received strength to conceive seed, and was delivered of a child when she was past age, because she judged him faithful who had promised.

For it is written, that Abraham had two sons, the one by a bondmaid, the other by a freewoman.

And he said, I will certainly return unto thee according to the time of life; and, lo, Sarah thy wife shall have a son. And Sarah heard {it} in the tent door, which {was} behind him.

And he gave him the covenant of circumcision: and so {Abraham} begat Isaac, and circumcised him the eighth day; and Isaac {begat} Jacob; and Jacob {begat} the twelve patriarchs.

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.

And after those days his wife Elisabeth conceived, and hid herself five months, saying,

Is any thing too hard for the LORD? At the time appointed I will return unto thee, according to the time of life, and Sarah shall have a son.

And, behold, thy cousin Elisabeth, she hath also conceived a son in her old age: and this is the sixth month with her, who was called barren.

But my covenant will I establish with Isaac, which Sarah shall bear unto thee at this set time in the next year.

And he said, About this season, according to the time of life, thou shalt embrace a son. And she said, Nay, my lord, {thou} man of God, do not lie unto thine handmaid. {season: Heb. set time}

For this {is} the word of promise, At this time will I come, and Sara shall have a son.

And he said, I will certainly return unto thee according to the time of life; and, lo, Sarah thy wife shall have a son. And Sarah heard {it} in the tent door, which {was} behind him.

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.

For this {is} the word of promise, At this time will I come, and Sara shall have a son.

But my covenant will I establish with Isaac, which Sarah shall bear unto thee at this set time in the next year.

Abraham begat Isaac; and Isaac begat Jacob; and Jacob begat Judas and his brethren;

And Abraham begat Isaac. The sons of Isaac; Esau and Israel.

And I took your father Abraham from the other side of the flood, and led him throughout all the land of Canaan, and multiplied his seed, and gave him Isaac.

Now Elisabeth's full time came that she should be delivered; and she brought forth a son.

The sons of Abraham; Isaac, and Ishmael.

And so, after he had patiently endured, he obtained the promise.