Deuteronomy 9:18
9:18 Then I again fell down before the Lord for forty days and nights; I ate and drank nothing because of all the sin you had committed, doing such evil before the Lord as to enrage him.
Deuteronomy 9:25
Moses’ Plea on Behalf of the Lord’s Reputation
9:25 I lay flat on the ground before the Lord for forty days and nights, for he had said he would destroy you.