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 10:21 refers to relative ages of Shem and his brother Japheth, but with sufficient ambiguity to have yielded different English translations. The verse is translated in the King James Version as: "Unto Shem also, the father of all the children of Eber, the brother of Japheth the elder, even to him were children born." However, the New American Standard Bible gives: "Also to Shem, the father of all the children of Eber, and the older brother of Japheth, children were born". According to Genesis 10:22-31 ("Jewish Publication Society Translation" of 1917): Genesis 11:10 records that Shem was 100 years old