This can be stated in active form. Possible meanings are: 1) Nehemiah appointed them. AT: "I assigned the gatekeepers and singers and Levites to their tasks" or 2) Someone else appointed them. AT: "they assigned the gatekeepers and singers and Levites to their tasks" (See: [[rc://en/ta/man/translate/figs-activepassive]])
people assigned to each gate, responsible to control access to the city or temple, as well as to open and close the gates at times and for reasons set by the administrator