[He did the same] in the cities of Manasseh, Ephraim, and Simeon, and as far as Naphtali [and] on their surrounding mountain shrines.
References for 2 Chronicles 34:6
He tore down the altars, and he smashed the Asherah poles and the carved images to powder. He chopped down all the incense altars throughout the land of Israel and returned to Jerusalem.
References for 2 Chronicles 34:7
In the eighteenth year of his reign, in order to cleanse the land and the temple, Josiah sent Shaphan son of Azaliah, along with Maaseiah the governor of the city and the recorder Joah son of Joahaz, to repair the temple of the Lord his God.
References for 2 Chronicles 34:8
So they went to Hilkiah the high priest, and gave him the money brought into God's temple. The Levites and the doorkeepers had collected [money] from Manasseh, Ephraim, and from the entire remnant of Israel, and from all Judah, Benjamin, and the inhabitants of Jerusalem.