TEHRAN (FNA)- Omans Ambassador to Tehran Sheikh Yahya al-Arimi underlined the importance of the upcoming visit of Sultan Qaboos to Iran. Sultan Qaboos of Oman is slated to arrive in Tehran on Sunday to meet with senior Iranian officials. The visit of Sultan Qaboos will open a new chapter in Tehran-Masqat ties, Sheikh al-Raimi told FNA on Saturday....