Deuteronomy 16:7-9

Holman Christian Standard Bible

⁷ You are to cook and eat it in the place the Lord your God chooses, and you are to return to your tents in the morning. ⁸ You must eat unleavened bread for six days. On the seventh day there is to be a solemn assembly to the Lord your God, and you must not do any work.

The Festival of Weeks

⁹ “You are to count seven weeks, counting the weeks from the time the sickle is first put to the standing grain.^(A)