Matthew 10:28
And fear not those who kill the body, but are not able to kill the soul; but rather fear him who is able to destroy both soul and body in hell.
Matthew 18:9
And if thine eye is causing thee to fall, pluck it out, and cast it from thee; it is better for thee to enter into life with one eye, than having two eyes to be cast into hellfire.
Matthew 23:33
Serpents, brood of vipers! how can ye escape the punishment of hell?
Mark 9:43-48
And if thy hand cause thee to fall away, cut it off. It is better for thee to enter into life maimed, than having the two hands to go away into hell, into the fire that is unquenchable.
2 Thessalonians 1:8
in flaming fire, taking vengeance on them that know not God, and that obey not the gospel of our Lord Jesus;
Hebrews 12:29
For our God is a consuming fire.