Good King Josiah, one of Judah's most righteous rulers, exemplifies faith and reform throughout his life, as recorded in 2 Kings 22–23. Despite a lineage of wickedness, he ascended the throne at age eight and sought the Lord wholeheartedly, rediscovering the Book of the Law and implementing sweeping reforms. Josiah eradicated idolatry, renewed the covenant, and celebrated a historic Passover, reflecting his deep conviction and submission to Scripture. His story underscores timeless lessons on leadership, repentance, and the enduring sovereignty of God, even amidst personal and national challenges.