Reference

Leviticus 22:31

Therefore shall ye keep my commandments, and do them: I am the Lord.
29

And when ye will offer a sacrifice of thanksgiving unto the Lord, offer it at your own will.

30

On the same day it shall be eaten up; ye shall leave none of it until the morrow: I am the Lord.

31

Therefore shall ye keep my commandments, and do them: I am the Lord.

32

Neither shall ye profane my holy name; but I will be hallowed among the children of Israel: I am the Lord which hallow you,

33

That brought you out of the land of Egypt, to be your God: I am the Lord.

Counter-Arguments

The strongest case that this verse does not belong in this theme.

Sabbath as Perpetual

The verse commands the keeping and doing of "my commandments" in general, without specifically mentioning the Sabbath or any indication of perpetuity for any commandment.