The Qatari Emir Sheikh Hamad bin Khalifa Al Thani left Tehran for Doha early Friday. Sheikh Hamad during his brief visit which only lasted few hours met with President Mahmoud Ahmadinejad and attended a dinner party organized by President Ahmadinejad. A seven-member high-ranking delegation accompanied Sheikh Hamad during his visit to Iran. Islamic Republic of Iran ambassador to Qatar, Abdollah Sohrabi told IRNA on Wednesday that the visit of Qatari emir is part of Qatar\'s “Ramadan diplomacy” which aims to further expand relations between Tehran and Doha. “Cordial ties between Iran and Qatar have been effective in solving various problems facing the Islamic and regional countries and can serve as a role model for other Islamic states,” he said.