RIYADH — Oman's Sultan Haitham Bin Tarik is arriving in Saudi Arabia on a two-day state visit, beginning on July 11 (Sunday), the Saudi Press Agency reported on Friday. Oman's Sultan visit to the Kingdom at the invitation of Custodian of the Two Holy Mosques King Salman is aimed at strengthening the historical and fraternal relations between the leadership of the two countries. The visit also seeks to expand the horizons of joint cooperation and ways to develop it in various fields for the benefit and development of the people of the two countries.