Genesis 21:2
Sarah conceived and gave birth to a son for Abraham in his old age, at the very time that God had told him.
Galatians 4:22
For it is written that Abraham had two sons, one by a slave woman and the other by a free woman.
Hebrews 11:11
By faith Sarah, even though she was old and barren, received the strength to conceive, because she was convinced that the one who had made the promise was faithful.
Genesis 17:21
Now as to Isaac, I'll confirm my covenant with him, to whom Sarah will give birth as your son at this time next year."
Genesis 17:19
But God replied, "No, but your wife Sarah will give birth to your son, and you are to name him Isaac. I'll confirm my covenant with him as an eternal covenant for his descendants.
Genesis 18:10
Then one of them said, "I will certainly return to you in about a year's time. By then, your wife Sarah will have borne a son."
Genesis 18:14
Is anything impossible for the LORD? At the time set for it, I will return to you about a year from now and Sarah will have a son."
Acts 7:8
Later, God gave Abraham the covenant of circumcision. Later, he fathered Isaac and circumcised him on the eighth day. Then Isaac fathered Jacob, and Jacob fathered the twelve patriarchs.
2 Kings 4:16-17
and he told her, "About this time next year you will be embracing a son."
Luke 1:24-25
After this, his wife Elizabeth became pregnant and remained in seclusion for five months. She said,
Luke 1:36
And listen! Elizabeth, your relative, has herself conceived a son in her old age, this woman who was rumored to be barren is in her sixth month.
Romans 9:9
For this is the language of the promise: "At this time I will return, and Sarah will have a son."