Proverbs 31:9 Halakhah

פְּתַח־פִּ֥יךָ שְׁפָט־צֶ֑דֶק וְ֝דִ֗ין עָנִ֥י וְאֶבְיֽוֹן׃ (פ)

Open thy mouth, judge righteously, and plead the cause of the poor and needy.

Read halakhic rulings (Jewish law) on Proverbs 31:9: and classical halakhic sources.