Matthew Poole and continuators on 2 Chronicles 23:5

5 And a third part shall be at the kings house; and a third part at the gate of the foundation : and all the people shall be in the courts of the house of the LORD.

At the East-gate, thought to be so called because it stood lower than the rest of the doors at the foot of the steps, by which they went up from the Kings house to the Temple.

Either 1. in the two Courts; and so by the People he understands as well the generality of the Levites who had no particular stations allotted to them, as their Brethren had, v. 4, 5. which were to be in the Priests Court, as the People, who were in the Court of the people: Or 2. in the Court of the People, which may be called Courts, the plural number being put for the singular, in regard of great amplitude and divers quarters and partitions, into which it was or might be divided▪ as the Temple is called Sanctuaries, because of its division into divers parts, Levit. 26. 31.