The full phrase is "all options are on the table to prevent Iran from getting a nuclear weapon" To say that the US/Israel is threatening Iran is like saying that the FBI was threatening Al Capone. If Iran is feeling scared and threatened the best and easiest course of action would be to end their nuclear weapons program. The "threats" would cease immediately.
Jordan foreign minister says to speak with Kerry on Israel-Palestinian conflict (Reuters)
from the article: Harsher IAEA report on Iran nuclear program expected next month