Deuteronomy 12:19

12:19 Be careful not to overlook the Levites as long as you live in the land.

Deuteronomy 16:9

The Festival of Weeks

16:9 You must count seven weeks; you must begin to count them from the time you begin to harvest the standing grain.

Deuteronomy 30:8

30:8 You will return and obey the Lord, keeping all his commandments I am giving you today.