On August 2, 2021, Professor Muhammad bin Salim al-Harisi from the Sultanate of Oman came to our institute to collect information from the manuscripts for his book about the «Mahalaba» tribe. During the visit, the guest got acquainted with the new building of the institute and met with officials. During the meeting, the parties expressed their readiness to further expand cooperation in the future. Professor Muhammad bin Salim al-Harisi noted with satisfaction that the work carried out in Uzbekistan to preserve and study ancient written monuments deserves special praise. Then he looked through some of the manuscripts from the collection of the Institute, which were of interest to him and which could be published in future joint works. In conclusion, it should be noted that the meeting, held in a friendly and cordial atmosphere, made a deep impression on the parties and serves to create a favorable environment for further expansion of cooperation.