Genesis 17:19
And God said, Sarah thy wife shall indeed bear thee a son; and thou shalt call his name Isaac; and I will establish my covenant with him, for an everlasting covenant for his seed after him.
Genesis 21:2-3
And Sarah conceived, and bore Abraham a son in his old age, at the appointed time of which God had spoken to him.
Genesis 17:21
But my covenant will I establish with Isaac, whom Sarah shall bear to thee at this appointed time in the next year.
Genesis 18:10-14
And he said, I will certainly return to thee at this time of the year, and behold, Sarah thy wife shall have a son. And Sarah was listening at the tent-door, which was behind him.
Genesis 21:6
And Sarah said, God has made me laugh: all that hear will laugh with me.
Genesis 26:3
Sojourn in this land; and I will be with thee and bless thee; for unto thee, and unto thy seed, I will give all these countries; and I will perform the oath which I swore unto Abraham thy father.
2 Kings 4:16-17
And he said, At this appointed time, when thy term is come, thou shalt embrace a son. And she said, No, my lord, man of God, do not lie to thy handmaid.
Luke 1:13-20
But the angel said to him, Fear not, Zacharias, because thy supplication has been heard, and thy wife Elizabeth shall bear thee a son, and thou shalt call his name John.
Romans 9:6-9
Not however as though the word of God had failed; for not all are Israel which are of Israel;
Galatians 4:28-31
But ye, brethren, after the pattern of Isaac, are children of promise.