1 Kings 19:9-10

There he went into a cave and spent the night. LORD And the word of the LORD came to him: “What are you doing here, Elijah?” He replied, “I have been very zealous for the LORD God Almighty. The Israelites have rejected your covenant, torn down your altars, and put your prophets to death with the sword. I am the only one left, and now they are trying to kill me too.”