Genesis 18:10
Then he said, "I will certainly return to you when the season comes round. Behold, Sarah your wife will have a son." Sarah heard in the tent door, which was behind him.
Genesis 21:2
Sarah conceived, and bore Abraham a son in his old age, at the set time of which God had spoken to him.
Genesis 17:21
But my covenant I establish with Isaac, whom Sarah will bear to you at this set time next year."
Genesis 17:19
God said, "No, but Sarah, your wife, will bear you a son. You shall call his name Isaac. I will establish my covenant with him for an everlasting covenant for his seed after him.
Genesis 16:10
The angel of the LORD said to her, "I will greatly multiply your seed, that they will not be numbered for multitude."
Genesis 17:16
And I will bless her, and moreover I will give you a son by her. And I will bless her, and she will be a mother of nations. Kings of peoples will come from her."
Genesis 18:13-14
The LORD said to Abraham, "Why did Sarah laugh, saying, 'Will I really bear a child, yet I am old?'
Genesis 22:15-16
The angel of the LORD called to Abraham a second time out of the sky,
Judges 13:3-5
The angel of the LORD appeared to the woman, and said to her, "See now, you are barren, and do not bear; but you shall conceive, and bear a son.
2 Kings 4:16-17
He said, "At this season, when the time comes around, you will embrace a son." She said, "No, my lord, you man of God, do not lie to your handmaid."
Luke 1:13
But the angel said to him, "Do not be afraid, Zechariah, because your request has been heard, and your wife, Elizabeth, will bear you a son, and you shall call his name John.
Romans 9:8-9
That is, it is not the children of the flesh who are children of God, but the children of the promise are counted as a seed.
Galatians 4:23
However, the son by the handmaid was born according to the flesh, but the son by the free woman was born through promise.
Galatians 4:28
Now you, brothers, as Isaac was, are children of promise.