7 Bible Verses about Fasting For Long Periods

And he will be there with Jehovah forty days and forty nights; he ate not bread and drank not water. And he will write upon the tables the words of the covenant, the ten words.

In my going up to the mount to take the tables of stone, the tables of the covenant which Jehovah made with you, and I shall dwell in the mountain forty days and forty nights; I ate not bread and I drank not water:

And I shall fall down before Jehovah as at the first; forty days and forty nights I ate not bread and I drank not water on account of all your sins that ye sinned to do evil in the eyes of Jehovah to provoke him

And he will rise and eat and drink, and go in the strength of that food forty days and forty nights, even to the mountain of God, Horeb.

And having fasted forty days and forty nights, afterwards he was hungry.

Being tempted forty days by the devil. And he ate nothing in those days: and they having ended, he afterward hungered.

My knees were weak from fasting, and my flesh failed from fatness.