Proverbs 31:8 (BSB)

Open your mouth for those with no voice, for the cause of all the dispossessed.

From Proverbs 31. Also in the ESV.

Commentary on Proverbs 31:8

• Matthew Henry (Presbyterian), Matthew Henry's Complete Commentary on Proverbs 31:1-9: Most interpreters are of opinion that Lemuel is Solomon; the name signifies one that is for God, or devoted to God; and so it agrees well enough with that honourable name which, by divine appointment, was given to Solomon (Sa2 12:25), Jedediah - beloved of the Lord.
• John Gill (Reformed Baptist), Exposition of the Old and New Testaments on Proverbs 31:8: Open thy mouth for the dumb,.... Not who are naturally so, but who cannot speak in their own behalf, either through want of elocution, or knowledge of the laws; or who are bashful, timorous, and fearful, being overawed by the majesty of a court of judicature, or by their prosecutors; or who, as they have not a tongue, so not a purse, to speak for...
• Jamieson-Fausset-Brown (Reformed), Commentary Critical and Explanatory on the Whole Bible on Proverbs 31:8: Open . . . cause--Plead for those who cannot plead for themselves, as the orphan, stranger, &c. (compare Psa 72:12; Isa 1:17). appointed to destruction--who are otherwise ruined by their oppressors (compare Pro 29:14, Pro 29:16).
• Geneva Bible Notes (Reformed), Geneva Bible Study Notes on Proverbs 31:8: Open thy mouth for the dumb in the cause of all such as are appointed to destruction. (g) Defend their cause that are not able to help themselves.