This has been out there for many years -- It's the main reason Iran is forbidden to have a nuke ==== Radical Islam and Nuclear Weapons: A Combination the World Cannot Survive
The Iranian regime is not an abstract threat. Its leadership has stated repeatedly — in Arabic and Farsi and Persian, for their domestic audiences, with no diplomatic softening — that Israel must be wiped from the map.
Former President Rafsanjani famously noted that a nuclear exchange would destroy Israel entirely while only damaging the Islamic world, since there are 1.5 billion Muslims. This is their unabashed strategic doctrine.
Radical Islamist ideology, as expressed by the Islamic Revolutionary Guard Corps and the Supreme Leader’s office, does not regard nuclear weapons as deterrents. It regards them as instruments of divine will in the culminating battle against the enemies of Islam.