Numbers 9:1

Passover Regulations

9:1 The Lord spoke to Moses in the wilderness of Sinai, in the first month of the second year after they had come out of the land of Egypt:

Numbers 10:12

10:12 So the Israelites set out on their journeys from the wilderness of Sinai; and the cloud settled in the wilderness of Paran.

Numbers 28:6

28:6 It is a continual burnt offering that was instituted on Mount Sinai as a pleasing aroma, an offering made by fire to the Lord.