Bless, LORD, his substance, and accept the work of his hands: smite through the loins of them that rise against him, and of them that hate him, that they rise not again.
Bless, Lord, his substance, and accept the work of his hands. The prayer is continued that a special blessing may attend them in their official duty of custodiers of the Divine Word and public teachers of the laws and statutes of Yahweh (cf. Deuteronomy 17:18), ministering to diffuse through the great mass of the people the elements of moral and religious instruction (Deuteronomy 31:10).
Smite through the loins of them that ... they rise not again - in reference to the neglect and opposition the Levites would often experience (Deuteronomy 14:27-29; Deuteronomy 16:11-14; Deuteronomy 26:12).