Luke 1:57
Now Elisabeth's time was fulfilled that she should be delivered; and she brought forth a son.
Genesis 21:2-3
And Sarah conceived, and bare 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: Hath he said, and will he not do it? Or hath he spoken, and will he not make it good?
Luke 1:13
But the angel said unto him, Fear not, Zacharias: because thy supplication is heard, and thy wife Elisabeth shall bear thee a son, and thou shalt call his name John.
Luke 2:6-7
And it came to pass, while they were there, the days were fulfilled that she should be delivered.