1 Chronicles 15:4
And David gathered the sons of Aaron and the Levites.
Exodus 6:16-22
And these [are] the names of the sons of Levi according to their genealogies: Gershon and Kohath and Merari, and the years of the life of Levi [were] {one hundred and thirty-seven years}.
Numbers 3:4
Nadab and Abihu died {before Yahweh} when they presented a strange fire {before Yahweh} in the desert of Sinai, and {they had no children}. Eleazar and Ithamar served as priest during the presence of Aaron their father.
1 Chronicles 6:16-30
The sons of Levi: Gershom, Kohath, and Merari.
1 Chronicles 6:49-50
But Aaron and his sons made offerings on the altar of burnt offering and on the altar of incense for all the work of the most holy place, and to make atonement for Israel, according to all that Moses the servant of God had commanded.
1 Chronicles 12:26-28
From the Levites: four thousand six hundred.