⁶ He did the same things in the towns and ruined villages^[a] in the territories of West Manasseh, Ephraim, and Simeon, as far as the border of Naphtali. ⁷ Everywhere in the northern kingdom of Israel, Josiah tore down pagan altars and Asherah poles; he crushed idols to dust and smashed incense altars.

Then Josiah went back to Jerusalem.

Hilkiah Finds The Book of God's Law

(2 Kings 22.3-20)

⁸ In the eighteenth year of Josiah's rule in Judah, after he had removed all the sinful things from the land and from the Lord's temple, he sent three of his officials to repair the temple. They were Shaphan son of Azaliah, Governor Maaseiah of Jerusalem, and Joah son of Joahaz, who kept the government records.