In the towns of Manasseh, Ephraim and Simeon, as far as Naphtali, and in the ruins around them,
he tore down the altars and the Asherah poles and crushed the idols to powder and cut to pieces all the incense altars throughout Israel. Then he went back to Jerusalem.
References for 2 Chronicles 34:7
In the eighteenth year of Josiah’s reign, to purify the land and the temple, he sent Shaphan son of Azaliah and Maaseiah the ruler of the city, with Joah son of Joahaz, the recorder, to repair the temple of the LORD his God.
They went to Hilkiah the high priest and gave him the money that had been brought into the temple of God, which the Levites who were the gatekeepers had collected from the people of Manasseh, Ephraim and the entire remnant of Israel and from all the people of Judah and Benjamin and the inhabitants of Jerusalem.
References for 2 Chronicles 34:9