Historical race concepts Classical ideas with the notion that humanity as a whole was descended from Shem, Ham and Japheth, the three sons of Noah, producing distinct Semitic (Asiatic), Hamitic (African), and Japhetic (Indo-European) peoples. This theory dates back to the Babylonian "Talmud", which states, "the descendants of Ham are cursed by being black, and [it] depicts Ham as a sinful man and his progeny as degenerates." In the 9th century, Al-Jahiz, an Afro-Arab Islamic philosopher, attempted to explain the origins of different human skin colors, particularly black skin, which he believed to be the result of the environment. He cited a stony
Japheth on his death (the descendants of Shem and Ham respectively correspond to the other two, those of the Ptolemies and Seleucids). As the point of the "blessing of Japheth" seems to be that Japheth (a Greek-descended people) and Shem (the Israelites) would rule jointly over Canaan (Palestine). From the 19th century until the late 20th century it was usual to see Japheth as a reference to the Philistines, who shared dominion over Canaan during the pre-monarchic and early monarchic period of Israel's history. This view accorded with earlier understanding of the origin of the Book of Genesis, which was seen