They set up for themselves sacred pillars and wooden images on every high hill and under every green tree.
2 Kings 17:10
Surrounding context
17:9 Also the children of Israel secretly did against the LORD their God things that were not right, and they built for themselves high places in all their cities, from watchtower to fortified city.
17:10 They set up for themselves sacred pillars and wooden images on every high hill and under every green tree.
17:11 There they burned incense on all the high places, like the nations whom the LORD had carried away before them; and they did wicked things to provoke the LORD to anger,