Genesis 17:19
God said, "No, but Sarah your wife shall bear you a son, and you shall call his name Isaac. I will establish my covenant with him as an everlasting covenant for his offspring after him.
Genesis 21:2-3
And Sarah conceived and bore Abraham a son in his old age at the time of which God had spoken to him.
Genesis 17:21
But I will establish my covenant with Isaac, whom Sarah shall bear to you at this time next year."
Genesis 18:10-14
The LORD said, "I will surely return to you about this time next year, and Sarah your wife shall have a son." And Sarah was listening at the tent door behind him.
Genesis 21:6
And Sarah said, "God has made laughter for me; everyone who hears will laugh over me."
Genesis 26:3
Sojourn in this land, and I will be with you and will bless you, for to you and to your offspring I will give all these lands, and I will establish the oath that I swore to Abraham your father.
2 Kings 4:16-17
And he said, "At this season, about this time next year, you shall embrace a son." And she said, "No, my lord, O man of God; do not lie to your servant."
Luke 1:13-20
But the angel said to him, "Do not be afraid, Zechariah, for your prayer has been heard, and your wife Elizabeth will bear you a son, and you shall call his name John.
Romans 9:6-9
But it is not as though the word of God has failed. For not all who are descended from Israel belong to Israel,
Galatians 4:28-31
Now you, brothers, like Isaac, are children of promise.