Of the United States of America, Israel's bigget ally state that Israel is not a threat. I would presume those states who have no peace treaty, or even fail to recognise the existence of the State of Israel have a different point of view. Calls for Gulf States to unite against Iran are likely to back fire. They are looking very nervously at Iran agreed, but they are not going to antagonise Iran, it is not the Arab way.
Israeli forces shoot, lightly wound Palestinian they say was fleeing security check (Haaretz)
from the article: Gates: Israel doesn't pose nuclear threat like Iran