2 Kings 23:6

23:6 He removed the Asherah pole from the Lord’s temple and took it outside Jerusalem to the Kidron Valley, where he burned it. He smashed it to dust and then threw the dust in the public graveyard.

2 Kings 23:12

23:12 The king tore down the altars the kings of Judah had set up on the roof of Ahaz’s upper room, as well as the altars Manasseh had set up in the two courtyards of the Lord’s temple. He crushed them up and threw the dust in the Kidron Valley.