And he set a graven image of the grove that he had made in the house, of which the LORD said to David, and to Solomon his son, In this house, and in Jerusalem, which I have chosen out of all tribes of Israel, will I put my name for ever: He set a graven image of the grove that he had made in the house - Every one may see that Asherah here must signify an idol, and not a grove; and for the proof of this see the observations at the end of the chapter, 2 Kings 21:26 (note).
Related Commentaries of 2 Kings 21:7
2 Kings 21:7
7 And he set a graven image of the grove that he had made in the house, of which the LORD said to David, and to Solomon his son, In this house, and in Jerusalem, which I have chosen out of all tribes of Israel, will I put my name for ever: