1 Chronicles 15:19

“So the singers, Heman, Asaph, and Ethan, etc.] The three principal of them: these were appointed to sound with cymbals of brass; for as there were three sorts of musical instruments, (<131516>1 Chronicles 15:16) these three chief singers had one of those instruments appropriated to them, one of which were the cymbals of brass, to which the apostle alludes, (<461301>1 Corinthians 13:1).”

“15:19-22 The second list of Levitical musicians focused on their musical specialties rather than their rank.”

“Ch1 15:16, Ch1 13:8, Ch1 16:5, Ch1 16:42, Ch1 25:1, Ch1 25:6; Psa 150:5 1 Chronicles 15:20”

“These singers formed three choirs, according to the instruments they played. Heman, Asaph, and Ethan played brazen cymbals להשׁמיע ( Ch1 15:19); Benaiah and the seven who follow played nablia (psalteria) עלמות על ( Ch1 15:20); while the last six played lutes (harps) לנצּח השּׁמינית על ( Ch1 15:21). These three Hebrew words plainly denote different keys in singing, but are, owing to our small acquaintance with the music of the Hebrews, obscure, and cannot be interpreted with certainty. נצּח, going over from the fundamental signification glitter, shine, into the idea of outshining and superior capacity, overwhelming ability, might also, as a musical term, denote the conducting of the playing…”