Numbers 4:40-42

Young's Literal Translation

⁴⁰ even their numbered ones, by their families, by the house of their fathers, are two thousand and six hundred and thirty.

⁴¹ These [are] those numbered of the families of the sons of Gershon, every one who is serving in the tent of meeting, whom Moses and Aaron numbered by the command of Jehovah.

⁴² And those numbered of the families of the sons of Merari, by their families, by the house of their fathers,