Tahirid dynasty
Based on archaeological finds and historical records, it is believed that Dayahatyn was originally a Tahiriya fort. Construction of the Tahiriya fort (also spelled Takhiria) is attributed to Tahir ibn Husayn, founder of the Tahirid dynasty, in the 9th century. This type of army detachment fortresse, simply called “rabat”, was used for military training of Ghazi warriors. They studied the Koran and carried out military exercises and prayer offerings within the fortress.