Ezra
1 Chronicles 24:30BSB·traditional attribution

And the sons of Mushi: Mahli, Eder, and Jerimoth. These were the sons of the Levites, according to their families.

Matthew Henry Presbyterian @wholebiblehenry

Most of the Levites here named were mentioned before, Ch1 23:16, etc. They were of those who were to attend the priests in the service of the house of God. But they are here mentioned again as heads of the twenty-four courses of Levites (and about so many are here named), who were to attend the twenty-four courses of the priests: they are therefore said...

Commenting on 1 Chronicles 24:20-31

Geneva Bible Notes Reformed @genevanotes

The sons also of Mushi; Mahli, and Eder, and Jerimoth. These [were] the sons of the Levites after the house of their fathers. (e) Who was the second son of Merari.

Keil & Delitzsch Lutheran @keilanddelitzsch

1Ch 24:20-31 The classes of the Levites. - The superscription, “As to the other Levites” (1Ch 24:20), when compared with the subscription, “And they also cast lots, like to their brethren the sons of Aaron” (1Ch 24:31), leads us to expect a catalogue of these classes of Levites, which performed the service in the house of God at the hand of, i.e., as assistants to, the priests.

Commenting on 1 Chronicles 24:20-31