The name "Oman" is mentioned in Arabic sources as an independent region. Al-Istakhri and Ibn Hawqal referred to this in their sayings: "Oman is a region with independent regions with spacious people." Ibn Khaldun was more explicit in his definition of Oman.OverviewOman, officially the Sultanate of Oman, is a country in the southeastern in. It. The oldest known written mention of "Oman" is found on a tomb in the in the United Arab Emirates. The name "Oman" is believed to predate 's reference to "Omana" and. At Aybut Al Auwal, in the of Oman, a site was discovered in 2011 containing more than 100 surface scatters of stone tools, belonging to a regionally specific African —the.