American Standard Version
Thou sittest and speakest against thy brother; Thou slanderest thine own mother's son.

Berean Study Bible
You sit and malign your brother; you slander your own mother’s son.

Douay-Rheims Bible
Sitting thou didst speak against thy brother, and didst lay a scandal against thy mother's son:

English Revised Version
Thou sittest and speakest against thy brother; thou slanderest thine own mother's son.

King James Bible
Thou sittest and speakest against thy brother; thou slanderest thine own mother's son.

World English Bible
You sit and speak against your brother. You slander your own mother's son.

Young's Literal Translation
Thou sittest, against thy brother thou speakest, Against a son of thy mother givest slander.

Psalm 50:20 Additional Translations ...