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
Curse of Ham whether "seeing" someone's nakedness meant to have sex with that person (e.g. Leviticus 20:17). The same idea was raised by 3rd-century rabbis, in the "Babylonian Talmud" (c. 500 AD), who argue that Ham either castrated his father, or sodomised him. The same explanations are found in three Greek translations of the Bible, which replace the word "see" in verse 22 with another word denoting homosexual relations. The castration theory has its modern counterpart in suggested parallels found in the castration of Uranus by Cronus in Greek mythology and a Hittite myth of the supreme god Anu whose genitals were "bitten