Luke 1:57
And the time was fulfilled to Elizabeth for her to bear. And she bore a son.
Genesis 21:2-3
For Sarah conceived and bore Abraham a son in his old age, at the set time of which God had spoken to him.
Numbers 23:19
God is not a man that He should lie, neither the son of man that He should repent. Has He said, and shall He not do it? Or has He spoken, and shall He not make it good?
Luke 1:13
But the angel said to him, Do not fear, Zacharias. For your prayer is heard, and your wife Elizabeth shall bear you a son, and you shall call his name John.
Luke 2:6-7
And while they were there, the days for her deliverance were fulfilled.