Oppress not — Here they are cautioned against three sins, that this people were generally addicted to, oppression, blood, and idolatry; and instances in the worst of oppressions, of such as God hath more especially taken into his immediate protection.
Related Commentaries of Jeremiah 7:6
Jeremiah 7:6
6 If ye oppress not the stranger, the fatherless, and the widow, and shed not innocent blood in this place, neither walk after other gods to your hurt: