Where it appears

• Matt 13:42and will cast them into the furnace of fire. There will be weeping and the gnashing of teeth.
• Matt 13:50and will cast them into the furnace of fire. There will be the weeping and the gnashing of teeth.”
• Rev 1:15His feet were like burnished brass, as if it had been refined in a furnace. His voice was like the voice of many waters.
• Rev 9:2He opened the pit of the abyss, and smoke went up out of the pit, like the smoke from a burning furnace. The sun and the air were darkened because of the smoke from the pit.