1 Chronicles 9:33

33 And these were those who had the ordering of the music and songs, heads of families of the Levites, who were living in the rooms, and were free from other work, for their work went on day and night.

1 Chronicles 9:33 Meaning and Commentary

1 Chronicles 9:33

And these are the singers, chief of the fathers of the
Levites
Others of them were employed in singing, and were masters of the song, and presided in that service, see ( 1 Chronicles 6:31 ) who remaining

in the chambers were free;
from all other work and service; and there they abode, even in the chambers of the temple, that they might be near to perform their work, and not be defiled, and made unfit for it:

for they were employed in that work day and night;
some or other of them, either in composing or singing psalms and hymns, or teaching others how to sing them.

1 Chronicles 9:33 In-Context

31 And Mattithiah, one of the Levites, the oldest son of Shallum the Korahite, was responsible for cooking the flat cakes.

32 And some of their brothers, sons of the Kohathites, were responsible for the holy bread which was put in order before the Lord, to get it ready every Sabbath.

33 And these were those who had the ordering of the music and songs, heads of families of the Levites, who were living in the rooms, and were free from other work, for their work went on day and night.

34 These were heads of families of the Levites in their generations, chief men; they were living at Jerusalem.

35 And in Gibeon was living the father of Gibeon, Jeiel, whose wife's name was Maacah;