Isaiah is by far the finest and least objectionable of the seventeen prophets whose supposed productions form the latter part of the Old Testament. A distinctly higher moral tone appears in the writings called by his name, and this is especially noticeable in the 'Second Isaiah,' who wrote after the Babylonish captivity.
The Theosophical Writings of Annie Besant (ed. Jazzybee Verlag, 2012) - ISBN: 9783849604387