Fakhruddin fathers, sons, Alaa al-Dawla, the rulers were Ray. After the construction of the tower, Fakhr al-Dawla son Alaa was assigned to the Baghdad government. He went to Baghdad in the year 691 and died in 709 in the city. Father and son Alaa as Fakhr al-Dawla had both. Alaa Hassan al-Dawla with Ala semnani great Persian Sufi poets and writers of the seventh and eighth centuries AH is also relative. Because Alaa al-uncle by the name of Jamal al-Qasim bin Jamaluddin Muhammad in Varamin stay and only daughter, Venus, the ruler of Semnan and daughter, two sons, Malik Jalaluddin and property Sharafuddin were born that Ala semnani his children.