Feasts - Appointed times. See Leviticus 23:2 note.

And Moses declared. —In accordance with the command which Moses received , he explained to the children of Israel the number and motive of…

And Moses declared unto the children of Israel the feasts of
the Lord .
] The several…

In the Feast of Tabernacles, there was a remembrance of their dwelling in tents, or booths, in the wilderness, as well as their fathers dwelling in…