Original Verse:
Proverbs Chapter 16 Verse 27An ungodly man diggeth up evil: and in his lips there is as a burning fire.

Reference Verses:
1st Kings Chapter 21 Verse 10And set two men, sons of Belial, before him, to bear witness against him, saying, Thou didst blaspheme God and the king. And then carry him out, and stone him, that he may die.
James Chapter 3 Verse 6And the tongue is a fire, a world of iniquity: so is the tongue among our members, that it defileth the whole body, and setteth on fire the course of nature; and it is set on fire of hell.
Psalms Chapter 120 Verse 4Sharp arrows of the mighty, with coals of juniper.
2nd Samuel Chapter 20 Verse 1And there happened to be there a man of Belial, whose name was Sheba, the son of Bichri, a Benjamite: and he blew a trumpet, and said, We have no part in David, neither have we inheritance in the son of Jesse: every man to his tents, O Israel.
1st Samuel Chapter 25 Verse 17Now therefore know and consider what thou wilt do; for evil is determined against our master, and against all his household: for he is such a son of Belial, that a man cannot speak to him.
Proverbs Chapter 2 Verse 4If thou seekest her as silver, and searchest for her as for hid treasures;
Psalms Chapter 17 Verse 14From men which are thy hand, O LORD, from men of the world, which have their portion in this life, and whose belly thou fillest with thy hid treasure: they are full of children, and leave the rest of their substance to their babes.
Psalms Chapter 17 Verse 15As for me, I will behold thy face in righteousness: I shall be satisfied, when I awake, with thy likeness.
Isaiah Chapter 5 Verse 18Woe unto them that draw iniquity with cords of vanity, and sin as it were with a cart rope:
Habakkuk Chapter 2 Verse 13Behold, is it not of the LORD of hosts that the people shall labour in the very fire, and the people shall weary themselves for very vanity?
Psalms Chapter 52 Verse 2-4 [2] Thy tongue deviseth mischiefs; like a sharp razor, working deceitfully. [3] Thou lovest evil more than good; and lying rather than to speak righteousness. Selah. [4] Thou lovest all devouring words, O thou deceitful tongue.
Psalms Chapter 57 Verse 4My soul is among lions: and I lie even among them that are set on fire, even the sons of men, whose teeth are spears and arrows, and their tongue a sharp sword.