Jubilees 1:1

And it came to pass in the first year of the exodus of the children of Israel out of Egypt, in the third month, on the sixteenth day of the month, [2450 Anno Mundi] that God spake to Moses, saying: 'Come up to Me on the Mount, and I will give thee two tables of stone of the law and of the commandment, which I have written, that thou mayst teach them.'