NET

12 All the Levites who were musicians, including Asaph, Heman, Jeduthun, and their sons and relatives, wore linen. They played cymbals and stringed instruments as they stood east of the altar. They were accompanied by 120 priests who blew trumpets.

Darby

12 and the Levites the singers, all they of Asaph, of Heman, of Jeduthun, with their sons and their brethren, clad in byssus, with cymbals and lutes and harps, stood at the east end of the altar, and with them a hundred and twenty priests sounding with trumpets),

KJV

12 Also the Levites [which were] the singers, all of them of Asaph, of Heman, of Jeduthun, with their sons and their brethren, [being] arrayed in white linen, having cymbals and psalteries and harps, stood at the east end of the altar, and with them an hundred and twenty priests sounding with trumpets:)