1 Mambo Ya Nyakati 9:33

Wale waliokuwa waimbaji, viongozi wa jamaa za Walawi, waliishi katika vyumba vya Hekalu, nao hawakufanya shughuli nyingine yoyote kwa sababu iliwapasa kuwajibika kwa kazi hiyo usiku na mchana.

And these are the singers, chief of the fathers of the Levites, who remaining in the chambers were free: for they were employed in that work day and night.