Genesis:18:27-28
akjv@Genesis:18:27 @ And Abraham answered and said, Behold now, I have taken on me to speak to the LORD, which am but dust and ashes:
akjv@Genesis:18:28 @ Peradventure there shall lack five of the fifty righteous: will you destroy all the city for lack of five? And he said, If I find there forty and five, I will not destroy it.