Genesis 17:19

But God said, “No, Sarah your wife shall bear you a son indeed, and you shall name him Isaac (laughter); and I will establish My covenant with him for an everlasting covenant and with his descendants after him.

Genesis 21:2-3

So Sarah conceived and gave birth to a son for Abraham in his old age, at the appointed time of which God had spoken to him.

Genesis 17:21

But My covenant [My promise, My solemn pledge], I will establish with Isaac, whom Sarah will bear to you at this time next year.”

Genesis 18:10-14

He said, “I will surely return to you at this time next year; and behold, Sarah your wife will have a son.” And Sarah was listening at the tent door, which was behind him.

Genesis 21:6

Sarah said, “God has made me laugh; all who hear [about our good news] will laugh with me.”

Genesis 26:3

Live temporarily [as a resident] in this land and I will be with you and will bless and favor you, for I will give all these lands to you and to your descendants, and I will establish and carry out the oath which I swore to Abraham your father.

2 Kings 4:16-17

Elisha said, “At this season next year, you will embrace a son.” She said, “No, my lord. O man of God, do not lie to your maidservant.”

Luke 1:13-20

But the angel said to him, “Do not be afraid, Zacharias, because your petition [in prayer] was heard, and your wife Elizabeth will bear you a son, and you will name him John.

Romans 9:6-9

However, it is not as though God’s word has failed [coming to nothing]. For not all who are descended from Israel (Jacob) are [the true] Israel;

Galatians 4:28-31

And we, [believing] brothers and sisters, like Isaac, are children [not merely of physical descent, like Ishmael, but are children born] of promise [born miraculously].

Treasury of Scripture Knowledge

Summary

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.

General references

Bible References

General references

Genesis 21:3
Abraham named his son Isaac (laughter), the son to whom Sarah gave birth.
Luke 1:55

Just as He promised to our fathers,
To Abraham and to his descendants forever.”