Proverbs 21:28 Midrash

עֵד־כְּזָבִ֥ים יֹאבֵ֑ד וְאִ֥ישׁ שׁ֝וֹמֵ֗עַ לָנֶ֥צַח יְדַבֵּֽר׃

A false witness shall perish; But the man that obeyeth shall speak unchallenged.

Read midrashic interpretation of Proverbs 21:28: and classical rabbinic exegesis.