Genesis 6:15

6:15 This is how you should make it: The ark is to be 450 feet long, 75 feet wide, and 45 feet high.

Genesis 18:26

18:26 So the Lord replied, “If I find in the city of Sodom fifty godly people, I will spare the whole place for their sake.”

Genesis 18:28

18:28 what if there are five less than the fifty godly people? Will you destroy the whole city because five are lacking?” He replied, “I will not destroy it if I find forty-five there.”