Exodus 16:1

The Provision of Manna

16:1 When they journeyed from Elim, the entire company of Israelites came to the Desert of Sin, which is between Elim and Sinai, on the fifteenth day of the second month after their exodus from the land of Egypt.

Exodus 19:1-2

Israel at Sinai

19:1 In the third month after the Israelites went out from the land of Egypt, on the very day, they came to the Desert of Sinai. 19:2 After they journeyed from Rephidim, they came to the Desert of Sinai, and they camped in the desert; Israel camped there in front of the mountain.