'Classes' in the Bible

And he made a house of high places, and made priests from all classes of the people, who were not of the sons of Levi.

After this thing Jeroboam turned not from his evil way, but made again from all classes of the people priests of the high places: whosoever would, he consecrated him, and he became one of the priests of the high places.

So they feared Jehovah, and made to themselves from all classes of them priests of the high places, who offered sacrifices for them in the houses of the high places.

With respect to the descendants of Aaron, classes of service were organized for Nadab, Abihu, Eleazar, and Ithamar, the descendants of Aaron.

And Jehoiada appointed the offices of the house of Jehovah under the hand of the priests, the Levites, whom David had set by classes over the house of Jehovah to offer up Jehovah's burnt-offerings, as it is written in the law of Moses, with rejoicing and with singing according to the directions of David.

and stand in the sanctuary for the classes of the fathers' houses, for your brethren, the children of the people, and according to the divisions of the fathers' houses of the Levites;

And they set apart the burnt-offerings to give them to the classes of the fathers' houses of the children of the people, to present them to Jehovah, as it is written in the book of Moses. And so did they with the oxen.

And they set the priests in their classes, and the Levites in their divisions, for the service of God, which is at Jerusalem: as it is written in the book of Moses.

Now some of the officers of the Judean army and their troops had been hiding in the countryside. They heard that the king of Babylon had appointed Gedaliah son of Ahikam to govern the country. They also heard that he had been put in charge over the men, women, and children from the poorer classes of the land who had not been carried off into exile in Babylon.