Deuteronomy 9:9

9:9 When I was gone up onto the mountain to receive the tables of stone, even the tables of the covenant which Yahweh made with you, then I stayed on the mountain forty days and forty nights; I did neither eat bread nor drink water.
-World English Bible

Other Translation

9:9 When I was gone up into the mount to receive the tables of stone, [even] the tables of the covenant which the LORD made with you, then I abode in the mount forty days and forty nights, I neither did eat bread nor drink water:
-King James Version