Noah about to be baptised. In medieval Christianity, Noah's three sons were generally considered as the founders of the populations of the three known continents, Japheth/Europe, Shem/Asia, and Ham/Africa, although a rarer variation held that they represented the three classes of medieval society – the priests (Shem), the warriors (Japheth), and the peasants (Ham). In medieval Christian thought, Ham was considered to be the ancestor of the people of black Africa. So, in racialist arguments, the curse of Ham became a justification for the slavery of the black races. Isaac Newton, in his religious works on the development of religion, wrote
Tower of Babel 70) languages scattered from Babel are the Old Irish poem "Cu cen mathair" by Luccreth moccu Chiara (c. 600); the Irish monastic work "Auraicept na n-Éces"; "History of the Prophets and Kings" by the Persian historian Muhammad ibn Jarir al-Tabari (c. 915); the Anglo-Saxon dialogue "Solomon and Saturn"; the Russian "Primary Chronicle" (c. 1113); the Jewish Kabbalistic work "Bahir" (1174); the "Prose Edda" of Snorri Sturluson (c. 1200); the Syriac "Book of the Bee" (c. 1221); the "Gesta Hunnorum et Hungarorum" (c. 1284; mentions 22 for Shem, 31 for Ham and 17 for Japheth for a total of 70); Villani's