Now the first to resettle their own property in their cities were Israelites, priests, Levites, and temple servants.
The first verse looks back upon the foregoing genealogies, and tells us they were gathered out of the books of the kings of Israel and Judah, not that which we have in the canon of scripture, but another civil record, which was authentic, as the king's books with us. Mentioning Israel and Judah, the historian takes notice of their being carried away to Babylon for their transgression.
Commenting on 1 Chronicles 9:1-13
Now the first inhabitants that dwelt in their possessions in their cities,.... Who first returned from Babylon upon the proclamation of Cyrus, and enjoyed their former possessions, and dwelt in the cities they had before, or in such as were allotted them, or they chose: were, the Israelites, the priests, Levites, and the Nethinims; the whole body that returned were divided into four classes, as...
the first inhabitants that dwelt in their possessions--This chapter relates wholly to the first returned exiles. Almost all the names recur in Nehemiah (Neh. 11:1-36), although there are differences which will be explained there. The same division of the people into four classes was continued after, as before the captivity; namely, the priests, Levites, natives, who now were called by the common name of Israelites...