To offer burnt offerings unto the LORD upon the altar of the burnt offering continually morning and evening, and to do according to all that is written in the law of the LORD, which he commanded Israel;
The worship of God is not only to be the work of a solemn day now and then, brought in to grace a triumph; but it ought to be the work of every day. David therefore settles it here for a constancy, puts it into a method, which he obliged those that officiated to observe in their respective posts.
Commenting on 1 Chronicles 16:37-43
And with them Heman and Jeduthun, with trumpets and cymbals,.... Or with them were the trumpets and cymbals, as Kimchi; or, as Piscator supplies it, with them he "left" the trumpets and cymbals: for those that should make a sound; by striking upon them: and with musical instruments of God; sacred ones, such as were devoted to his service, as psalteries and harps; the Syriac...
David composed this hymn for the inauguration and now publicly commits it to Asaph and his assistants as they enter their sacred duties. Compiled from his other psalms, it abounds with praise for God's glorious character and marvellous works, touching on the origin and destiny of the chosen people, exactly fitted to animate the devotion of the assembled multitude.
AI summary
Commenting on 1 Chronicles 16:7-43