Genesis 21:2
And Sarah conceived, and bore Abraham a son in his old age, at the set time of which God had spoken to him.
Galatians 4:22
For it is written that Abraham had two sons, one from the servant girl, and one from the freewoman.
Hebrews 11:11
By faith even Sarah herself received power for conception of seed, and she gave birth beyond the time of age, because she considered him faithful who promised.
Genesis 17:21
But I will establish my covenant with Isaac, whom Sarah shall bear to thee at this set time in the next year.
Genesis 17:19
And God said, No, but Sarah thy wife shall bear thee a son, and thou shall call his name Isaac. And I will establish my covenant with him for an everlasting covenant for his seed after him.
Genesis 18:10
And he said, I will certainly return to thee when the season comes round, and, lo, Sarah thy wife shall have a son. And Sarah heard in the tent door, which was behind him.
Genesis 18:14
Is anything too hard for LORD? At the set time I will return to thee, when the season comes round, and Sarah shall have a son.
Acts 7:8
And he gave him the covenant of circumcision. And so he begot Isaac, and circumcised him the eighth day. And Isaac begot Jacob, and Jacob the twelve patriarchs.
2 Kings 4:16-17
And he said, At this season, when the time comes round, thou shall embrace a son. And she said, No, my lord, thou man of God, do not lie to thy handmaid.
Luke 1:24-25
And after these days his wife Elizabeth conceived, and she concealed herself five months, saying,
Luke 1:36
And behold, Elizabeth thy kinswoman, she also has conceived a son in her old age, and this is the sixth month with her who was called barren.
Romans 9:9
For this is the word of promise: At this time I will come, and there will be a son by Sarah.