Exodus 31:12 in the King James Version
And the LORD spake unto Moses, saying,
Context
11 the anointing oil, and the incense of sweet spices for the holy place: according to all that I have commanded you they shall do.”
12 The LORD spoke to Moses, saying,
13 “Speak also to the children of Israel, saying, ‘Most certainly you shall 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.