Barstad, Hans M.: The Babylonian CaptivityInstituttet for sammenlignende kulturforskning The Institute for Comparative Research in Human Culture, Serie B. IFSK: 102 Within the last two hundred years critical scholarship has come to recognise that chapters 40 55 of the Old Testament Book of Isaiah do not go back to the same milieu and time as chapters 1 39, but were written in Babylonia during the period of the so called Babylonian exile, following Nebuchadnezzars conquest of Jerusalem in 586