Matthew 3:12: “unquenchable fire”;

Matthew 5:22: “fire of hell”;

Matthew 13:42: “fiery furnace”;

Matthew 18:8,9: “eternal fire”, “fire of hell”;

Matthew 25:41: “eternal fire”

Revelation 14:10: “burning sulpuhr”;

Revelation 20:10,15: “lake of burning sulphur”, “the lake of fire”;

Revelation 21:8: “burning sulphur”