1 Chronicles 23:4-6

The Voice

⁴ Of these, 24,000 directed the work of the temple of the Eternal, 6,000 were officers and judges, ⁵ 4,000 were gatekeepers, and 4,000 were musicians, praising Him with the instruments David made. ⁶ David divided the Levites into their families, the sons of Levi: Gershon, Kohath, and Merari.