Josiah seeks God young, repairs the temple, finds the book, humbles himself, and renews covenant.
Josiah's book-finding drives the covenant and Passover climax before the kingdom's end.
2 Chronicles retells Judah's past for worship and hope, often paralleling Kings with distinctive emphasis on seeking God and the temple.
The book's later chapters intensify reform, siege, repentance, Word rediscovery, exile, and return hope.