Kuwait also stressed that resolving the crisis must be done through the GCC and through dialogue between the brotherly countries.
The Qatari Ministry of Interior announced this week that nationals from countries that cut diplomatic ties with Qatar are free to remain in the country; this is provided they stay in line with existing regulations, according to a statement carried by Qatari state news agency QNA on Saturday.
"Following the sanctions. on Qatar, IranAir has so far transported food and vegetables to this country by four flights", Shahrokh Noushabadi, head of public relations at Iran's national airline, was quoted as saying by Fars news agency.
It said Qatar was acting in "accordance with its firm beliefs and principles".
"If the parties wish so, Morocco is ready to offer its good offices conducive to a calm, franc and comprehensive dialog on the basis of non-interference in domestic affairs, the fight against religious extremism, clarity in positions and loyalty in commitments", the statement said. "(It) gives others the impression the US does not know how to manage the relationship with its allies or is incapable".
Last week, six Arab countries -Saudi Arabia, Egypt, Bahrain, the United Arab Emirates, eastern Libyan government, and Yemen- severed ties with Qatar and banned all air, land and sea transport with Doha.
In his latest message supportive of the Saudi-led move, President Donald Trump on Friday said he backed the isolation of Qatar, saying Doha has historically "been a funder of terrorism at a very high level" and that has to stop.
"Every day we will export 100 tonnes of fruits and vegetables to Qatar", Ali Hemmati said.
Senior officials from the countries opposed to Qatar have warned it that appealing for foreign assistance will not advance a reconciliation.
Mohammed al-Sada said in a statement: "circumstances in the region shall not prevent the state of Qatar from honouring its worldwide commitment of cutting its oil production".
The United Arab Emirates (UAE) and Saudi Arabia showed signals of easing tensions with Qatar on Sunday, after a week of a growing diplomatic row with Doha.
"The siege of Qatar is not only a gross violation of the rights of Gulf citizens (both Qatari and non-Qatari), but also the rights of expat residents in the State of Qatar", the NHRC said in the statement.