31. high places of Tophet—the altars [Horsley] of Tophet; erected to Moloch, on the heights along the south of the valley facing Zion.
burn … sons—(Ps 106:38).
commanded … not—put for, "I forbade expressly" (De 17:3; 12:31). See on Jer 2:23; Isa 30:33.