The official website of the ministry said: "HH the Emir Sheikh Tamim bin Hamad Al-Thani received Saturday a verbal message from HE President of Islamic Republic of Iran Dr. Hassan Rouhani".
Bahrain, Qatar and the United Arab Emirates joined the Istanbul Cooperation Initiative (ICI), aimed at long-term global and regional security through NATO's practical bilateral security cooperation with Middle East countries.
The diplomatic and economic isolation of Qatar can last "years" if Doha does not address the concerns of Riyadh and Abu Dhabi over its "perverted view", the UAE's Minister of State for Foreign Affairs said on Monday. "So a blockade on Qatar and measures being taken against Qatar in this way is affecting the interests of those countries as well, directly".
Saudi tour guides Khalid Abdullah and Edris Ismail told The Associated Press on Sunday that some Saudis are cancelling planned visits to Turkey for the upcoming Muslim Eid holiday, which starts next week.
Saudi Arabia, UAE, Bahrain, Egypt and others severed ties with Qatar, accusing it of supporting extremist groups, including some backed by Iran.
"The blockade imposed on Qatar by other states of the region is an act of aggression, Thani said".
The Turkish parliament approved the deployment of troops to the base in Qatar only two days after the Gulf crisis broke out earlier this month.
Some wonder if all this pressure on Qatar might backfire, driving the country into a new alliance with Russia, Turkey and Iran - one with very different objectives from the U.S.
Qatar's ambassador to the United States has fired back at the UAE and Saudi Arabia with an op-ed piece highlighting the role of Emiratis and Saudis in the 9/11 Twin Tower attacks in 2001. No one has the right to interfere in my affairs.
The sanctions have disrupted its main routes to import goods by land from Saudi Arabia and by sea from big container ships docked in the United Arab Emirates (UAE).
The US agreed to sell Qatar $12bn (£9.4bn)-worth of fighter jets just days after President Trump accused the country of being a sponsor of terrorism.
The Qatar Financial Centre, which administers special rules for foreign-owned companies operating in Qatar, said it has no plans to take any action against Saudi Arabian, Emirati or Bahraini firms in response to their governments' sanctions against Doha.
Gargash also said that the UAE and its allies did not trust Qatar at all.
Turkish Foreign Minister Mevlut Cavusoglu held talks late Friday with Saudi Arabia's King Salman about the crisis engulfing Qatar.