2 Kings 21:19-21

19Amon was twenty-two years old when he began to reign; and he reigned two years in Jerusalem; and his mother's name was Meshullemeth, daughter of Haruz of Jotbah.

20And he did evil in the sight of Jehovah, as Manasseh his father had done;

21and he walked in all the way that his father had walked in, and served the idols that his father had served, and worshipped them;