The course of Abia was the eighth of the twenty-four courses or classes into which the priests were divided. These courses served at the altar according to the established priestly arrangement.
The course of Abia is associated with Zechariah, the father of John the Baptist, who belonged to it. It is identified in the biblical record as the eighth priestly course.
The priesthood was organized into twenty-four courses or classes for service at the altar. Abia was the eighth division in that arrangement.