New Revised Standard Version
Scoundrels concoct evil, and their speech is like a scorching fire.

Contemporary English Version
Worthless people plan trouble. Even their words burn like a flaming fire.

New American Bible
Scoundrels are a furnace of evil, and their lips are like a scorching fire.

Douay-Rheims Bible
The wicked man diggeth evil, and in his lips is a burning fire.

The wicked man diggeth evil, and in his lips is a burning fire.

an ungodly man a man of Belial

1 Samuel 25:17 Wherefore consider, and think what thou hast to do: for evil is determined against thy husband, and against thy house, and he is a son of Belial, so that no man can speak to him.

2 Samuel 20:1 And there happened to be there a man of Belial, whose name was Seba, the son of Bochri, a man of Jemini: and he sounded the trumpet, and said: We have no part in David, nor inheritance in the son of Isai: return to thy dwellings, O Israel.

diggeth

Proverbs 2:4 Then shalt thou understand the fear of the Lord, and shalt find the knowledge of God:

Psalm 17:14,15 From the enemies of thy hand. O Lord, divide them from the few of the earth in their life: their belly is filled from thy hidden stores. They are full of children: and they have left to their little ones the rest of their substance. . . .

Isaiah 5:18 Woe to you that draw iniquity with cords of vanity, and sin as the rope of a cart.

Habakkuk 2:13 Are not these things from the Lord of hosts? for the people shall labour in a great fire: and the nations in vain, and they shall faint.

in

Psalm 52:2-4 All the day long thy tongue hath devised injustice: as a sharp razor, thou hast wrought deceit. . . .

Psalm 57:4 And he hath delivered my soul from the midst of the young lions. I slept troubled. The sons of men, whose teeth are weapons and arrows, and their tongue a sharp sword.

James 3:6 And the tongue is a fire, a world of iniquity. The tongue is placed among our members, which defileth the whole body and inflameth the wheel of our nativity, being set on fire by hell.