Leviticus 16:29-31

Complete Jewish Bible

²⁹ “It is to be a permanent regulation for you that on the tenth day of the seventh month you are to deny yourselves and not do any kind of work, both the citizen and the foreigner living with you. ³⁰ For on this day, atonement will be made for you to purify you; you will be clean before Adonai from all your sins. ³¹ It is a Shabbat of complete rest for you, and you are to deny yourselves.

“This is a permanent regulation.