Exodus 19:1
The third month after the children of Israel were gone out of Egypt: the same day they came into the wilderness of Sinai.
Exodus 12:6
And ye shall keep him inward, until the fourteenth day of the same month. And every man of the multitude of Israel shall kill him about even.
Exodus 16:1
And they took their journey from Elim, and all the whole company of the children of Israel came to the wilderness of Sin, which lieth between Elim and Sinai, the fifteenth day of the second month after that they were come out of the land of Egypt.
Numbers 33:15
And they departed from Rephidim, and pitched in the wilderness of Sinai.
Exodus 12:2
"This month shall be your chief month: even the first month of the year shall it be unto you.
Leviticus 23:16-18
even unto the morrow after the seventh week ye shall number fifty days. And then ye shall bring a new meat offering unto the LORD.