Exodus 31:11-14 New English Translation (NET)

11. the anointing oil, and sweet incense for the Holy Place. They will make all these things just as I have commanded you.”

12. The Lord said to Moses,

13. “Tell the Israelites, ‘Surely you must keep my Sabbaths, for it is a sign between me and you throughout your generations, that you may know that I am the Lord who sanctifies you.

14. So you must keep the Sabbath, for it is holy for you. Everyone who defiles it must surely be put to death; indeed, if anyone does any work on it, then that person will be cut off from among his people.

Exodus 31