Ephraim_Zalman_Shor
Ephraim Zalman Shor
Czech rabbi
Ephraim Zalman Shor (Hebrew: אפרים זלמן שור; c. 1550 – 2 October 1633) was a 16th-century Czech rabbi who is best known for his rabbinic work on koshrut and the proper ritual slaughter of animals called Tevu'ot Shor.