http://www.jewishvirtuallibrary.org/jsource/biography/Isaiah.html
http://www.christnotes.org/bible.php?q=Isaiah+40
I like the story of Isaiah. I know he is present in Islam, as well. However, trying to research the details regarding Isaiah and Islam was quickly muddied by the hatefully self-righteous people who exist in the the world and who write all sorts of convolutions that distort good words.