Mark 9:48-49
Where their worm dieth not, and the fire is not quenched.
Hebrews 6:4-8
For it is impossible for those who were once inlightened, and have tasted the heavenly gift, and been made partakers of the Holy Ghost,
Hebrews 10:26-31
For when we sin wilfully after receiving the knowledge of the truth, there remaineth no more sacrifice for sins,
2 Peter 2:19-22
While they promise them liberty, themselves are the slaves of corruption; for by whom a man is overcome, by him he is also brought into slavery.
Revelation 21:8
But the fearful, and unbelieving, and abominable, and murderers, and whoremongers, and sorcerers, and idolaters, and all liars, their part is in the lake that burneth with fire and brimstone, which is the second death.
Revelation 22:11
He that is unrighteous, let him be unrighteous still; and he that is filthy let him be filthy still; and he that is righteous, let him be righteous still, and he that is holy, let him be holy still.