3 He rebuilt the high places his father Hezekiah had destroyed; he also erected altars to Baal and made an Asherah pole, as Ahab king of Israel had done. He bowed down to all the starry hosts and worshiped them.

Read 2 Kings 21:3 Using Other Translations

For he built up again the high places which Hezekiah his father had destroyed; and he reared up altars for Baal, and made a grove, as did Ahab king of Israel; and worshipped all the host of heaven, and served them.
For he rebuilt the high places that Hezekiah his father had destroyed, and he erected altars for Baal and made an Asherah, as Ahab king of Israel had done, and worshiped all the host of heaven and served them.
He rebuilt the pagan shrines his father, Hezekiah, had destroyed. He constructed altars for Baal and set up an Asherah pole, just as King Ahab of Israel had done. He also bowed before all the powers of the heavens and worshiped them.