# furnace of fire This is a metaphor for the fires of hell. If the term "furnace" is not known, "oven" can be used. AT: "fiery furnace" (See: [[rc://en/ta/man/translate/figs-metaphor]]) # weeping and grinding of teeth "Grinding of teeth" here is a symbolic act, representing extreme sadness and suffering. See how you translated this in [Matthew 8:12](../08/12.md). AT: "weeping and showing that they are suffering very much" (See: [[rc://en/ta/man/translate/translate-symaction]])