In 530, having appointed his son Cambyses king of Babel, he set out for a new expedition against the East.
On the other hand the multitude of native American languages suggested that the migration to America took place after the building of the tower of Babel, and Siguenza arrived at the curiously definite result that the Mexicans were descended from Naphtuhim, son of Mizraim and grandson of Noah, who left Egypt for Mexico shortly after the confusion of tongues.
About the same time Dobais was killed, a prince of the family of the Banu Mazyad, who had founded the Arabian state of Hillah in the vicinity of the ruins of Babel in 1102.
After his defeat of Nabonidus, Cyrus ~ proclaimed himself King of Babel; and the same title was born by Cambyses, Smerdis and Darius.
On the walls of the grand marble staircase, which rises to the full height of the building, Kaulbach's cyclus of stereochromic pictures is painted, representing the six great epochs of human progress, from the confusion of tongues at the Tower of Babel and the dispersion of the nations to the Reformation.