Numbers 26:60-62

New Century Version

⁶⁰ Aaron was the father of Nadab, Abihu, Eleazar, and Ithamar. ⁶¹ But Nadab and Abihu died because they made an offering before the Lord with the wrong kind of fire.)

⁶² The total number of male Levites one month old or older was 23,000. But these men were not counted with the other Israelites, because they were not given any of the land among the other Israelites.