What does 2 Kings 23:8 mean?

He brought all the priests from the towns of Judah and made them stop serving at the high places, from Geba to Beersheba. He tore down the high places at the city gates, including the one at the entrance of Joshua’s city governor’s gate, on the left as you enter the city. 2 Kings 23:8 - Modern Text Bible

(Josiah centralizes worship in Jerusalem and shuts down all the local shrines, making sure worship is only directed to God in the right way.)