American Standard Version
because by the works of the law shall no flesh be justified in his sight; for through the law cometh the knowledge of sin.

Berean Study Bible
Therefore no one will be justified in His sight by works of the law. For the law merely brings awareness of sin.

Douay-Rheims Bible
Because by the works of the law no flesh shall be justified before him. For by the law is the knowledge of sin.

English Revised Version
because by the works of the law shall no flesh be justified in his sight: for through the law cometh the knowledge of sin.

King James Bible
Therefore by the deeds of the law there shall no flesh be justified in his sight: for by the law is the knowledge of sin.

World English Bible
Because by the works of the law, no flesh will be justified in his sight. For through the law comes the knowledge of sin.

Young's Literal Translation
wherefore by works of law shall no flesh be declared righteous before Him, for through law is a knowledge of sin.

Romans 3:20 Additional Translations ...