Shabbatai ben Meir ha-Kohen was a noted 17th Century talmudist and halakhist. He became known as "Shakh," which is an abbreviation of his most important work, "Sifsei ha-kohen" (literally "Lips of the Priest"), and his rulings were considered authoritative by later halakhists. He was born in Vilna in 1621 and died at Holleschau on the 1st of Adar (Rishon), 1662. In 1633 he entered the yeshivah of R. Yehoshua Heschel b. Yosef at Tykotzin, … Wikipedia
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