7 Bible Verses about Fasting For Long Periods

And he was there with the LORD forty days and forty nights; he did not eat bread, nor drink water. And he wrote upon the tables the words of the covenant, the ten commandments.

When I climbed 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, without eating bread or drinking water;

And I fell down before the LORD, as at the first, forty days and forty nights; I neither ate bread nor drank water because of all your sins in which ye sinned in doing wickedly in the sight of the LORD, to provoke him to anger.

And he arose and ate and drank 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, afterwards he was hungry.

for forty days and was tempted of the devil. And in those days he ate nothing; and when they were ended, he afterward hungered.

My knees are weak through fasting, and my flesh fails for lack of fatness.