'Fire' in the Bible

But who will survive the day when he comes? Or who can stand when he appears? Because he's like a refiner's fire and a launderer's soap,

"The coming day is certainly going to burn like a furnace. All the arrogant and all who practice evil will be stubble the coming day will set them on fire," says the LORD of the Heavenly Armies, "so that it will leave them neither root nor branch.