The document provides an overview of the prophetic books of the Old Testament. It discusses that the prophetic period covers around 400 years leading up to and including the destruction of Jerusalem. There are 17 prophetic books written by 16 prophets. The prophets received messages from God to warn Israel of coming judgment for sins and to provide hope of restoration. Their messages were relevant to their own times but also looked ahead to the coming of the Messiah. The prophets served as God's spokesmen to instruct the people in following God's law.