וְלִבְנֵ֥י לֵוִ֖י הַנּוֹתָרִ֑ים לִבְנֵ֤י עַמְרָם֙ שֽׁוּבָאֵ֔ל לִבְנֵ֥י שׁוּבָאֵ֖ל יֶחְדְּיָֽהוּ׃
And of the rest of the sons of Levi: of the sons of Amram, Shubael; of the sons of Shubael, Jehdeiah.
Rashi
in the watches as we find (in I Chronicles from ch. 24 on) that the Levites were divided into twenty- four watches.