And the singers the sons of Asaph [were] in their place, according to the commandment of David, and Asaph, and Heman, and Jeduthun the king’s seer; and the porters [waited] at every gate; they might not depart from their service; for their brethren the Levites prepared for them.
Jewish Publication Society of America Version (JPS1917) - 2 Chronicles 35:15 >And the singers the sons of Asaph were in their place, according to the commandment of David, and Asaph, and Heman, and Jeduthun the king's seer; and the porters were at every gate; they needed not to depart from their service, for their brethren the Levites prepared for them.