Verses 1-3: Athaliah's Usurpation and Joash's Preservation. Athaliah kills the royal seed to secure her reign, but Joash is hidden in the temple by Jehosheba, preserving the Davidic line.
Verses 4-11: Jehoiada’s Strategic Preparation. Jehoiada organizes the military leaders and temple guards, arming them with king David’s weapons, and plans the protection and public unveiling of Joash.
Verses 12-16: The Coronation and Overthrow of Athaliah. Joash is crowned king in a public ceremony, Athaliah is confronted and executed outside the temple, ensuring the restoration of rightful rule.
Verses 17-21: Covenant Renewal and Religious Reforms. Jehoiada establishes a covenant between the LORD, the king, and the people; the temple of Baal is destroyed, and order is restored as Joash begins his reign at seven years old.