1 Kings 19:6-10

And he looked, and behold, there was at his head a round loaf of bread baked on hot coals, and a pitcher of water. So he ate and drank, and lay down again.

But the angel of the Lord came back a second time and touched him, and said, “Arise, eat; because the journey is too long for you.”

So he arose and ate and drank, and he journeyed in the strength of that food for forty days and forty nights to Horeb, the mountain of God. Elijah at Horeb

Then he came there to a cave and spent the night there; and behold, the word of the Lord came to him, and He said to him, “What are you doing here, Elijah?”

And he said, “I have been very zealous for the Lord, the God of armies; for the sons of Israel have abandoned Your covenant, torn down Your altars, and killed Your prophets with the sword. And I alone am left; and they have sought to take my life.”