And mount Sinai was altogether on smoke, because the LORD descended upon it in fire: and the smoke thereof ascended as the smoke of a furnace, and the whole mount quaked greatly.
Now Moses was keeping the flock of Jethro his father in law, the priest of Midian: and he led the flock to the back of the wilderness, and came to the mountain of God, unto Horeb.
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.
And he hath said unto me, My grace is sufficient for thee: for my power is made perfect in weakness. Most gladly therefore will I rather glory in my weaknesses, that the power of Christ may rest upon me.
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 sin which ye sinned, in doing that which was evil in the sight of the LORD, to provoke him to anger.