'Year of' in the Bible

Among the Hebronites was Jerijah the chief, even among the Hebronites, according to the generations of his fathers. In the fortieth year of the reign of David they were sought for, and there were found among them mighty men of valor at Jazer of Gilead.

Now the children of Israel after their number, to wit, the chief fathers, and captains of thousands and hundreds, and their officers that served the king in any matter of the courses, which came in and went out month by month throughout all the months of the year, of every course were twenty and four thousand.