In a meeting with a clerical assembly on today, Khamenei, who has the final say on all major policies in Iran, said such comments "do not come from power, but from anger, desperation and weak-mindedness".
In his debut address to the UN on Tuesday, Trump called Iran a "corrupt dictatorship" and a "murderous regime," and said the landmark nuclear agreement Tehran reached with the US and other world powers was an "embarrassment" to the United States, strongly hinting he might pull out of the deal.