The seventh day of the week, The seventh day of the week in many religious traditions, and the sixth day of the week in systems using the ISO 8601 norm; the Biblical seventh day of the week, observed as Sabbath or "Day of Rest"; it follows Friday and precedes Sunday, the seventh and last day of the week; observed as the Sabbath by Jews and some Christians, adverb_ on Saturday

Abbreviation of Saturday, proper biblical Abbreviation of Samuel

Of, relating to, or contained in the Bible, Being in keeping with the nature of the Bible, especially

A Jewish priest_ direct male descendant of the Biblical Aaron, brother of Moses