Nehemiah 12:46-47 NIV

46 For long ago, in the days of David and Asaph,1 there had been directors for the singers and for the songs of praise2 and thanksgiving to God.

References for Nehemiah 12:46

47 So in the days of Zerubbabel and of Nehemiah, all Israel contributed the daily portions for the singers and gatekeepers. They also set aside the portion for the other Levites, and the Levites set aside the portion for the descendants of Aaron.3

References for Nehemiah 12:47