SB 10.5.5

saumaṅgalya-giro viprāḥ
 sūta-māgadha-vandinaḥ
gāyakāś ca jagur nedur
 bheryo dundubhayo muhuḥ
Synonyms: 
saumaṅgalya-giraḥ — whose chanting of mantras and hymns purified the environment by their vibration; viprāḥ — the brāhmaṇas; sūta — experts in reciting all the histories; māgadha — experts in reciting the histories of special royal families; vandinaḥ — general professional reciters; gāyakāḥ — singers; ca — as well as; jaguḥ — chanted; neduḥ — vibrated; bheryaḥ — a kind of musical instrument; dundubhayaḥ — a kind of musical instrument; muhuḥ — constantly.
Translation: 
The brāhmaṇas recited auspicious Vedic hymns, which purified the environment by their vibration. The experts in reciting old histories like the Purāṇas, the experts in reciting the histories of royal families, and general reciters all chanted, while singers sang and many kinds of musical instruments, like bherīs and dundubhis, played in accompaniment.