John Gill Commentary Deuteronomy 6:17

"Ye shall diligently keep the commandments of Jehovah your God, and his testimonies, and his statutes, which he hath commanded thee." — Deuteronomy 6:17 (ASV)

You shall diligently keep the commandments of the Lord your
God
Not only the ten commands, but all others:

and his testimonies, and his statutes, which he has commanded you ;
those of a judicial and ceremonial kind.