King James Version
Speak thou also unto the children of Israel, saying, Verily my sabbaths ye shall keep: for it is a sign between me and you throughout your generations; that ye may know that I am the LORD that doth sanctify you.New International Version
"Say to the Israelites, 'You must observe my Sabbaths. This will be a sign between me and you for the generations to come, so you may know that I am the LORD, who makes you holy.Catholic Public Domain Version
"Speak to the sons of Israel, and you shall say to them: See that you keep my Sabbath. For it is a sign between me and you among your generations, so that you may know that I am the Lord, who sanctifies you