1 Chronicles 9:1
9:1 So all Israel were reckoned by genealogies; and, behold,
    they [were] written in the book of the kings of Israel and
    Judah, [who] were {a} carried away to Babylon for their
    transgression.

    (a) Until now he has described their genealogies before they
        went into captivity, and now he describes their history
        after their return.

1 Chronicles 9:2
9:2 Now the first inhabitants that [dwelt] in their possessions
    in their cities [were], the Israelites, the priests,
    Levites, and the {b} Nethinims.

    (b) Meaning, the Gibeonites, who served in the temple, read
        Joshua 9:23.

1 Chronicles 9:11
9:11 And Azariah the son of Hilkiah, the son of Meshullam, the
     son of Zadok, the son of Meraioth, the son of Ahitub, the
     {c} ruler of the house of God;

     (c) That is, he was the high priest.

1 Chronicles 9:13
9:13 And their brethren, heads of the house of their fathers, a
     thousand and seven hundred and threescore; very able men
     for the {d} work of the service of the house of God.

     (d) To serve in the temple, every one according to his
         office.

1 Chronicles 9:18
9:18 Who hitherto [waited] in the {e} king's gate eastward: they
     [were] porters in the companies of the children of Levi.

     (e) So called because the king came into the temple by it,
         and not the common people.

1 Chronicles 9:19
9:19 And Shallum the son of Kore, the son of Ebiasaph, the son
     of Korah, and his brethren, of the house of his father, the
     Korahites, [were] over the work of the service, keepers of
     the gates of the {f} tabernacle: and their fathers, [being]
     over the host of the LORD, [were] keepers of the entry.

     (f) Their charge was that no one should enter those places,
         which were only appointed for the priests to minister
         in.

1 Chronicles 9:25
9:25 And their brethren, [which were] in their villages, [were]
     to come after {g} seven days from time to time with them.

     (g) They served weekly, as in Exodus 29:30.

1 Chronicles 9:29
9:29 [Some] of them also [were] appointed to oversee the
     vessels, and all the instruments of the sanctuary, and the
     fine {h} flour, and the wine, and the oil, and the
     frankincense, and the spices.

     (h) Of which the meat offering was made, Leviticus 2:8.

1 Chronicles 9:33
9:33 And these [are] the singers, chief of the fathers of the
     Levites, [who remaining] in the chambers {i} [were] free:
     for they were employed in [that] work day and night.

     (i) But were continually occupied in singing praises to
         God.

1 Chronicles 9:42
9:42 And Ahaz begat {k} Jarah; and Jarah begat Alemeth, and
     Azmaveth, and Zimri; and Zimri begat Moza;

     (k) Who was also called Jehoiada, 1 Chronicles 8:36.