Exodus 19:1
In the third month after the {Israelites} went out from the land of Egypt, on this day they came to the Sinai desert.
Exodus 12:6
"{You will keep it} until the fourteenth day of this month, and all the assembly of the community of Israel will slaughter it {at twilight}.
Exodus 16:1
And they set out from Elim, and all the community of the {Israelites} came to the desert of Sin, which [is] between Elim {and Sinai}, in the fifteenth day of the second month of their going out from the land of Egypt.
Numbers 33:15
They set out from Rephidim and camped in the desert of Sinai.
Exodus 12:2
"This month [will be] the beginning of months; it [will be] for you the first of the months of the year.
Leviticus 23:16-18
Until {the day after} the seventh Sabbath you shall count fifty days; then you shall present a new grain offering for Yahweh.