Naqvi departed for the Iranian capital early Tuesday for talks on bilateral ties and issues of mutual interest, according to diplomatic sources cited by Iran’s official news agency, IRNA.
His latest comments came a day after Trump said he was "low-keying" his approach to the conflict, suggesting that he was prepared to let economic pressure mount in place of further military strikes.
According to WSJ, Trump has spent weeks preparing the groundwork for such an outcome and has privately told senior aides that he could withdraw without securing a formal agreement with Tehran.
Trump said he agreed to hold off on military action after requests from Iran and other regional countries, provided a rapid agreement is reached to end the months-long war.
Six of Europe's largest oil companies posted first-quarter profits of $22 billion altogether, a total which was 43% higher than the same time last year.