( Hebrew :  שַׁבָּת ,  Modern   Shabbat   Tiberian   Šabbāṯ ,  Ashkenazi pronunciation :  Shabbos ,  Yiddish :  שבת   [ʃabəs] , in  English :  the Sabbath , "rest" or "cessation") is the seventh day of the Jewish  week and a day of rest in  Judaism . Shabbat is