Not only is that the Grandiose Ayatollah's avowed goal. It's the message inscribed on his ballistic missiles, two of which were launched just the other day.
As messaging goes, it lacks the subtlety of, say, "ARBEIT MACHT FREI." But then, no one ever accused His Grandiosity and his holy toadies of being subtle re their genocidal desires.
Update: Iran's "Axis of Evil" ally North Korea claims to have miniturized its nuclear warheads. Which begs the question: How many miniature nukes can you fit on the head of an "Israel must be wiped out" missile?