Justin Sullivan/Getty Images President Donald Trump threatened Iranian President Hassan Rouhani on Twitter late Sunday night after the Iranian leader issued a warning to the US president earlier in the day. "To Iranian President Rouhani: NEVER, EVER THREATEN THE UNITED STATES AGAIN OR YOU WILL SUFFER CONSEQUENCES THE LIKES OF WHICH FEW THROUGHOUT HISTORY HAVE EVER SUFFERED BEFORE," Trump tweeted at Rouhani. Trump in June had threatened sanctions on countries that purchased oil from Iran, which the Iranian leader dismissed. President Donald Trump threatened Iranian President Hassan Rouhani on Twitter late Sunday night after the Iranian leader issued a warning to the US president earlier in the day. "To Iranian President Rouhani: NEVER, EVER THREATEN THE UNITED STATES AGAIN OR YOU WILL SUFFER CONSEQUENCES THE LIKES OF WHICH FEW THROUGHOUT HISTORY HAVE EVER SUFFERED BEFORE," Trump tweeted at Rouhani.See the rest of the story at Business InsiderNOW WATCH: I spent a day with Border Patrol agents at the US-Mexico borderSee Also:The longest total lunar eclipse in a century is about to happen — here's how Earth will color the moon blood-redShare your opinion — Become a BI Insider todayThe new US Embassy in Jerusalem will cost nearly 100 times more than what Trump saidSEE ALSO: Russia just released videos of its next generation of nuclear weapons — Here's what we know