46  The ^apriest's duty is to preach, teach, expound, exhort, and baptize, and administer the sacrament,

  6  And David divided them into ^acourses among the sons of Levi, namely, Gershon, Kohath, and Merari.

  14  And he appointed, according to the order of David his father, the ^bcourses of the priests to their service, and the Levites to their charges, to praise and minister before the priests, as the duty of every day required: the porters also by their courses at every gate: for so had David the man of God commanded.

  17  And behold, I tell you these things that ye may learn wisdom; that ye may learn that when ye are in the service of your fellow beings ye are only in the service of your God.