This document provides an overview of the major prophets in the Old Testament, including Elijah, Elisha, Amos, Hosea, and Isaiah. It summarizes their key messages and stories. For example, it describes how Elijah challenges the prophets of Baal to a contest to prove whose god can produce rain, and how fire from heaven consumes Elijah's sacrifice. It also summarizes Isaiah's powerful vision in the temple that calls him to be a prophet, and his prophecies about a future ideal king who will usher in an era of peace.