Exodus 24:18
24:18 Moses went into the cloud when he went up the mountain, and Moses was on the mountain forty days and forty nights.
Exodus 34:28
34:28 So he was there with the Lord forty days and forty nights; he did not eat bread, and he did not drink water. He wrote on the tablets the words of the covenant, the ten commandments.
Deuteronomy 9:9
9:9 When I went up the mountain to receive the stone tablets, the tablets of the covenant that the Lord made with you, I remained there forty days and nights, eating and drinking nothing.
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.
Matthew 4:2
4:2 After he fasted forty days and forty nights he was famished.
Mark 1:13
1:13 He was in the wilderness forty days, enduring temptations from Satan. He was with wild animals, and angels were ministering to his needs.
Luke 4:2
4:2 where for forty days he endured temptations from the devil. He ate nothing during those days, and when they were completed, he was famished.