A. M. 2514. B.C. 1490. in the first month
Numbers 1:1
And the LORD spake unto Moses in the wilderness of Sinai, in the tabernacle of the congregation, on the first day of the second month, in the second year after they were come out of the land of Egypt, saying,
Exodus 40:2
On the first day of the first month shalt thou set up the tabernacle of the tent of the congregation.