Genesis 18:10
And he said, "I will come again unto thee as soon as the fruit can live. And lo, Sara thy wife shall have a son." That heard Sara, out of the tent door which was behind his back.
Genesis 21:2
And Sara was with child and bare Abraham a son in his old age, even the same season which the LORD had appointed.
Genesis 17:21
But my covenant will I make with Isaac, which Sara shall bear unto thee: even this time, twelve month."
Genesis 17:19
Then said God, "Nay. Sara thy wife shall bear thee a son, and thou shalt call his name Isaac. And I will make my covenant with him, that it shall be an everlasting covenant unto his seed after him.
Genesis 16:10
And the angel of the LORD said unto her, "I will so increase thy seed, that it shall not be numbered for multitude."
Genesis 17:16
For I will bless her and give thee a son of her; and will bless her so that people, yea and kings of people, shall spring of her."
Genesis 18:13-14
Then said the LORD unto Abraham, "Wherefore doth Sara laugh saying, 'shall I of a surety bear a child, now when I am old?'
Genesis 22:15-16
And the angel of the LORD cried unto Abraham from heaven the second time,
Judges 13:3-5
And the Angel of the LORD appeared unto his wife and said unto her, "Behold, thou art barren and bearest not: But thou shalt conceive and bear a son.
2 Kings 4:16-17
Then he said, "By such a time, as soon as the fruit can live, thou shalt embrace a son." And she said, "Oh nay, my lord, thou man of God, do not lie unto the handmaid."
Luke 1:13
And the angel said unto him, "Fear not Zacharias, for thy prayer is heard: And thy wife Elizabeth shall bear thee a son, and thou shalt call his name John:
Romans 9:8-9
that is to say; They which are the children of the flesh, are not the children of God. But the children of promise are counted the seed.
Galatians 4:23
Yea, and he which was of the bondwoman, was born after the flesh: but he which was of the freewoman, was born by promise.
Galatians 4:28
Brethren, we are, after the manner of Isaac, children of promise: