a class of priests who served for a stated number of days.
Dodson, public domain
Occurrences
Luke 1:5There was in the days of Herod, the king of Judaea, a certain priest named Zacharias, of the course of Abia: and his wife was of the daughters of Aaron, and he…
Luke 1:8And it came to pass, that while he executed the priest’s office before God in the order of his course,