rsv Exodus:31:13-14
rsv@Exodus:31:13 @ "Say to the people of Israel, `You shall keep my sabbaths, for this is a sign between me and you throughout your generations, that you may know that I, the LORD, sanctify you.
rsv@Exodus:31:14 @ You shall keep the sabbath, because it is holy for you; every one who profanes it shall be put to death; whoever does any work on it, that soul shall be cut off from among his people.