1 Chronicles — Chapter 27

Now the children of Israel according to their number, the heads of families, tribunes and centurions, and officers who served the king by their courses month after month throughout all the months of the year. Lapide (brief): David organised both the sacred ministry and the civil-military order in courses — prefiguring the ordered governance of the Church, where everything is done \"decently and in order\" (I Cor. 14:40).