I listened to the speech while driving home. Hugh Hewitt played the whole frightening thing. You have to listen to the guy call for world wide sharia, proclaim his right to an atomic bomb and prayer for the apocalypse and 12th Imam to get a feel for the thing.. I was hoping there would be a transcript here by now, but can't find anything.
Transcript -
http://www.un.org/webcast/ga/61/pdfs/iran-e.pdf