Numbers 26:61-63

New International Version - UK

⁶¹ But Nadab and Abihu died when they made an offering before the Lord with unauthorised fire.)

⁶² All the male Levites a month old or more numbered 23,000. They were not counted along with the other Israelites because they received no inheritance among them.

⁶³ These are the ones counted by Moses and Eleazar the priest when they counted the Israelites on the plains of Moab by the Jordan opposite Jericho.