New Living Translation
a false witness who pours out lies, a person who sows discord in a family.

American Standard Version
A false witness that uttereth lies, And he that soweth discord among brethren.

Berean Study Bible
a false witness who gives false testimony, and one who stirs up discord among brothers.

Douay-Rheims Bible
A deceitful witness that uttereth lies, and him that soweth discord among brethren.

English Revised Version
A false witness that uttereth lies, and he that soweth discord among brethren.

King James Bible
A false witness that speaketh lies, and he that soweth discord among brethren.

World English Bible
a false witness who utters lies, and he who sows discord among brothers.

Young's Literal Translation
A false witness who doth breathe out lies -- And one sending forth contentions between brethren.

Proverbs 6:19 Additional Translations ...