Mark 9:48

where their worm [that feeds on the dead] does not die, and the fire is not put out.

Isaiah 66:24


“Then they will go forth and look
Upon the dead bodies of the [rebellious] men
Who have transgressed against Me;
For their worm (maggot) will not die,
And their fire will not go out;
And they will be an abhorrence to all mankind.”

Matthew 25:41

“Then He will say to those on His left, ‘Leave Me, you cursed ones, into the eternal fire which has been prepared for the devil and his angels (demons);

Mark 9:43-45

If your hand causes you to stumble and sin, cut it off [that is, remove yourself from the source of temptation]! It is better for you to enter life crippled, than to have two hands and go into hell, into the unquenchable fire,

Treasury of Scripture Knowledge

Summary

Where their worm dieth not, and the fire is not quenched.

General references

Bible References

General references

Mark 9:44
[where their worm does not die, and the fire is not put out.]