7 Bible Verses about Fasting For Long Periods

And he was there with the LORD forty days and forty nights; he did neither eat bread, nor drink water. And he wrote upon the tables the words of the covenant, the ten commandments.

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:

And I fell down before the LORD, as at the first, forty days and forty nights: I did neither eat bread, nor drink water, because of all your sins which you sinned, in doing wickedly in the sight of the LORD, to provoke him to anger.

And he arose, and did eat and drink, and went in the strength of that food forty days and forty nights unto Horeb the mount of God.

And when he had fasted forty days and forty nights, he was afterward hungry.

Being forty days tempted of the devil. And in those days he did eat nothing: and when they were ended, he afterward hungered.

My knees are weak through fasting; and my flesh lacks fatness.