Japheth to trace their ancestry directly to Noah. In Scotland, histories tracing the Scottish people to Japheth were published as late as George Chalmers' well-received "Caledonia," published in 3 volumes from 1807 to 1824. Japheth is not mentioned by name in the Qur'an but is referred to indirectly in the narrative of Noah (7:64, 10:73, 11:40, 23:27, 26:119). Muslim exegesis, however, names all of Noah's sons, and these include Japheth. In identifying Japheth's descendants, Muslim exegesis more-or-less agrees with the Biblical traditions. He is usually regarded as the ancestor of the Gog and Magog tribes, and, at times, of the Turks,
Shem-Tob ben Isaac of Tortosa the four seasons of the year. According to the superstitions of his time, he believed in the influence of the planets on man; and accordingly an entire treatise deals with astrology. His translation was undertaken with the view of spreading medical science among the Jews, so that they might not be dependent on Christian physicians (comp. 'Ab. Zarah ii.2). The translation is not literal; and in this Shem-Ṭob departed from the method of the earlier translators. As to the various names of diseases and medicaments, Shem-Ṭob employs all that he could find in the Bible and in Talmudic literature. Others