2 Chronicles 5:12 ERV

[12] The Levite singers stood at the east side of the altar. All the singing groups of Asaph, Heman, and Jeduthun were there. And their sons and relatives were there. The Levite singers were dressed in white linen. They had cymbals, lyres, and harps. There were 120 priests there with the Levite singers. The 120 priests blew trumpets.