Mark 9:48
where the worm that feeds upon them never dies and the fire is never put out.
Matthew 25:41
Then he will say to those at his left, 'Begone, you accursed people, to the everlasting fire destined for the devil and his angels!
Mark 9:43-45
If your hand makes you fall, cut it off. You might better enter upon life maimed, than go with both your hands to the pit, into the fire that cannot be put out.