'Courses' in the Bible

“From the heavens the stars fought,From their courses they fought against Sisera.

So the great courtyard all around had three rows of cut stone and a row of cedar beams like the inner courtyard of the house of the Lord, and the porch of the house.

The divisions of the descendants of Aaron were these: the sons of Aaron were Nadab, Abihu, Eleazar, and Ithamar.

David assembled at Jerusalem all the leaders (officials) of Israel, the leaders of the tribes, and the commanders of the divisions that served the king, and the commanders of thousands, and the commanders of hundreds, and the overseers of all the property and livestock of the king and his sons, with the palace officers and the mighty men, and all the brave warriors.

with three layers of huge stones and one layer of timbers. Let the cost be paid from the royal treasury.

Then they appointed the priests to their divisions and the Levites in their orders for the service of God at Jerusalem, as it is written in the book of Moses.