Mark 9:48
where their worm does not die, and the fire is not quenched.
Matthew 25:41
Then will He also say unto those on the left, Depart from me, ye cursed, into eternal fire which has been prepared for the devil and his angels.
Mark 9:43-45
And if thy hand may offend thee, cut it off: it is good for thee to go into life maimed, rather than having two hands to go away into hell, into the fire that can not be quenched.