Iran has not only been threatening the US with attacks, it has attacked US assets in Syria and Iraq 83 times since Biden became president, and at least 24 times in the past two weeks. Iran also recently threatened again to annihilate Israel, and has reportedly begun ordering its elite militias based in Syria into southern Lebanon "to participate in attacks on Israel."

https://www.gatestoneinstitute.org/20122/iran-war-against-jews