'Offices' in the Bible

and it hath been, every one who is left in thy house doth come in to bow himself to him, for a wage of silver, and a cake of bread, and hath said, Admit me, I pray thee, unto one of the priest's offices, to eat a morsel of bread.'

And Jehoiada putteth the offices of the house of Jehovah into the hand of the priests the Levites whom David had apportioned over the house of Jehovah, to cause to ascend the burnt-offerings of Jehovah, as written in the law of Moses, with joy, and with singing, by the hands of David;