In this chapter we have an account of twelve military courses, or twelve legions of soldiers, with the captains of them, that served David monthly in their turns, 1Ch 27:1-15 and of the princes of the several tribes, 1Ch 27:16-24 and of his economical rulers, 1Ch 27:25-31, and of his counsellors and general, 1Ch 27:32-34.