However, the high places were not taken away, and the people were still sacrificing and burning incense on the high places. It was he who built the upper gate of the House of Adonai.
He removed the high places, smashed the pillars and cut down the Asherah poles. He also broke in pieces the bronze serpent that Moses had made—for up to those days Bnei-Yisrael were still burning incense to it—it was called Nehushtan .
Has not the same Hezekiah removed His high places and His altars, and commanded Judah and Jerusalem saying, “You shall worship before one altar and upon it you shall burn incense?”
In the eighth year of his reign, while he was still young, he began to seek after the God of his father David. In the twelfth year he began to purge Judah and Jerusalem from the high places, the Asherah poles, and the carved and molten images.