Numbers 1:1
Organizing the Census of the Israelites
1:1 Now the Lord spoke to Moses in the tent of meeting in the wilderness of Sinai on the first day of the second month of the second year after the Israelites departed from the land of Egypt. He said:
Numbers 3:4
3:4 Nadab and Abihu died before the Lord when they offered strange fire before the Lord in the wilderness of Sinai, and they had no children. So Eleazar and Ithamar ministered as priests in the presence of Aaron their father.
Numbers 9:5
9:5 And they observed the Passover on the fourteenth day of the first month at twilight in the wilderness of Sinai; in accordance with all that the Lord had commanded Moses, so the Israelites did.
Numbers 26:64
26:64 But there was not a man among these who had been among those numbered by Moses and Aaron the priest when they numbered the Israelites in the wilderness of Sinai.