2 Kings 23:10

Then the border went down to the edge of the hill which is in the valley of Ben-hinnom, which is in the valley of Rephaim northward; and it went down to the valley of Hinnom, to the slope of the Jebusite southward, and went down to En-rogel.

Then Solomon built a high place for Chemosh the detestable idol of Moab, on the mountain which is east of Jerusalem, and for Molech the detestable idol of the sons of Ammon.

For Topheth has long been ready, Indeed, it has been prepared for the king. He has made it deep and large, A pyre of fire with plenty of wood; The breath of Yahweh, like a torrent of brimstone, sets it afire.

Who inflame yourselves among the oaks, Under every green tree, Who slaughter the children in the ravines, Under the clefts of the cliffs?

“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, and it did not come upon My heart.

“Therefore, behold, days are coming,” declares Yahweh, “when it will no longer be called Topheth or the valley of the son of Hinnom, but the valley of the Slaughter; for they will bury in Topheth because there is no other place.

“Then go out to the valley of Ben-hinnom, which is by the entrance of the potsherd gate, and there call out the words that I tell you

“And the houses of Jerusalem and the houses of the kings of Judah will be defiled like the place Topheth because of all the houses on whose rooftops they burned incense to all the heavenly host and poured out drink offerings to other gods.”’”

“And they built the high places of Baal that are in the valley of Ben-hinnom to cause their sons and their daughters to pass through the fire to Molech, which I had not commanded them, nor had it come upon My heart that they should do this abomination, to cause Judah to sin.