Sri Lanka, April 12 -- US President Donald Trump on Sunday predicted that Iran would return to the negotiating table while warning that he could take out Iran in "in one day."

"I predict they come back and they give us everything we want," Trump said on Fox News' "Sunday Morning Futures with Maria Bartiromo."

"I want everything . They have no cards," he added.

He also defended his threat last week that a "whole civilization will die tonight, never to be brought back again," claiming that the statement is what brought Tehran to the negotiating table.

"When I say about a civilization. It really has changed. It really has. But think of it. They're allowed to say, 'Death to America. Death to this,'" Trump said. "And I make one statement. ...