A manuscript discovered in the Cairo Geniza, dated 1034 CE, records a customary formula recited weekly in the synagogues, during the Sabbath day: "Today is the holy Sabbath, the holy Sabbath unto the Lord; this day, which is the course? [Appropriate name] is the course.
A manuscript found in the Cairo Geniza, dated 1034 CE, contains a weekly Sabbath formula recited in synagogues: "Today is the holy Sabbath, the holy Sabbath unto the Lord; this day, which is the course? [Appropriate name] is the course."