Jude 1:15

to pass sentence on all, and to convict all the ungodly among them, of all their deeds of ungodliness; which they have impiously committed; and of all the hard things which ungodly sinners have spoken against him."

Revelation 21:8

But, as for the cowards, and unbelieving, and the abominable, and murderers, and prostitutes, and sorcerers, and idolaters, and all liars-their part shall be in the lake which burns with fire and brimstone, which is the second death.

Revelation 22:15

Without are the dogs, and the sorcerers, and the fornicators, and the murderers, and the idolaters, and every one who loves and invents a lie.)

Treasury of Scripture Knowledge

Summary

Let the lying lips be put to silence; which speak grievous things proudly and contemptuously against the righteous.

Grievous things

Bible References

The lying

Revelation 21:8
But, as for the cowards, and unbelieving, and the abominable, and murderers, and prostitutes, and sorcerers, and idolaters, and all liars-their part shall be in the lake which burns with fire and brimstone, which is the second death.
Revelation 22:15
Without are the dogs, and the sorcerers, and the fornicators, and the murderers, and the idolaters, and every one who loves and invents a lie.)

Grievous things

Jude 1:15
to pass sentence on all, and to convict all the ungodly among them, of all their deeds of ungodliness; which they have impiously committed; and of all the hard things which ungodly sinners have spoken against him."