Chapter 1 - The prophet describes the judgments that shall fall upon the people, and invites them to fasting and prayer. Chapter 2 - The prophet foretells the terrible day of the Lord; exhorts sinners to a sincere conversion; and comforts God's people with promises of future blessings under Christ. Chapter 3 - The Lord shall judge all nations in the valley of Josaphat. The evils that shall fall upon the enemies of God's people: his blessing upon the church of the saints.