1 Esdras 1:15-17

New Revised Standard Version, Anglicised

¹⁵ The temple singers, the sons of Asaph, were in their place according to the arrangement made by David, and also Asaph, Zechariah, and Eddinus, who represented the king. ¹⁶ The gatekeepers were at each gate; no one needed to interrupt his daily duties, for their kindred the Levites prepared the passover for them.

¹⁷ So the things that had to do with the sacrifices to the Lord were accomplished that day: the passover was kept