President Hassan Rouhani left here Thursday for Tehran at the end a two-day visit to the Omani capital and was officially seen off by Sultan Qaboos. While in Muscat, President Rouhani met with senior Omani officials including Sultan Qaboos, Foreign Minister usuf bin Alawi bin Abdullah and deputy prime minister. The high-ranking Iranian delegation led by the President inked an agreement for cooperation with Oman in labor and energy fields. On Thursday morning, President Rouhani received the Iranian and Omani businesspersons as well as university students in separate meetings.