'High Places' in the Bible

And they have built the high places of Topheth, which is in the valley of the son of Hinnom, to burn their sons and their daughters in the fire, which I did not command, nor did it come into my mind.

O my mountain in the field, I will give thy substance and all thy treasures for a spoil, [and] thy high places, because of sin, throughout all thy borders.

and have built the high places of Baal, to burn their sons in the fire for burnt-offerings to Baal, which I commanded not, nor spoke it, neither did it come into my mind.

And they built the high places of Baal, which are in the valley of the son of Hinnom, to cause their sons and their daughters to pass through [the fire] to Molech, which I did not command them, nor did it come into my mind, that th