New Revised Standard Version
The crooked of mind do not prosper, and the perverse of tongue fall into calamity.

Contemporary English Version
Dishonesty does you no good, and telling lies will get you in trouble.

New American Bible
The perverse in heart come to no good, and the double-tongued fall into trouble.

Douay-Rheims Bible
He that is of a perverse heart, shall not find good: and he that perverteth his tongue, shall fall into evil.

He that is of a perverse heart, shall not find good: and he that perverteth his tongue, shall fall into evil.

he that hath a froward heart

Proverbs 3:32 Want is from the Lord in the house of the wicked: but the habitations of the just shall be blessed.

Proverbs 6:12-15 He winketh with the eyes, presseth with the foot, speaketh with the finger. . . .

Proverbs 8:13 Counsel and equity is mine, prudence is mine, strength is mine.

Psalm 18:26 And with the elect thou wilt be elect: and with the perverse thou wilt be perverted.

and he

Proverbs 10:10,14,31 The mouth of the just is a vein of life: and the mouth of the wicked covereth iniquity. . . .

Proverbs 18:6,7 The lips of a fool intermeddle with strife: and his mouth provoketh quarrels. . . .

Ecclesiastes 10:12 The words of the mouth of a wise man are grace: but the lips of a fool shall throw him down headlong.

James 3:6-8 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. . . .