Then Abraham fell on his face and laughed, and said to himself, “Shall a child be born to a man who is a hundred years old? Shall Sarah, who is ninety years old, bear a child?”
Then the captain on whose hand the king leaned said to the man of God, “If the Lord himself should make windows in heaven, could this thing be?” But he said, “You shall see it with your own eyes, but you shall not eat of it.”
He did not weaken in faith when he considered his own body, which was as good as dead because he was about a hundred years old, or when he considered the barrenness of Sarah's womb.