Topheth. the Topheth. First occurrence. Put by Figure of speech Metonymy (of Adjunct), put for anything abhorrent.
valley, &c. The junction of the three valleys uniting south of Jerusalem. The continual fires burning there gave the Greek name Gehenna (from the Hebrew Ge Hinnom = valley of Hinnom).
Molech. Compare Jeremiah 7:31; Jeremiah 7:32; Jeremiah 19:2-6. Prohibited Deuteronomy 18:10. Compare 1 Kings 11:7.