In 1037, Muhammad ibn Rustam strengthened the defenses of Isfahan to protect it from the plundering Turkmen nomads from Khorasan.

The third son of Muhammad, Abu Harb, however, rebelled against his older brother and called upon help from the Buyids of Fars.

The next year, the Dailamites and Kurds of Jibal made a stand together to resist the advance of the Turkmens from Khorasan.

[1] Although he lost almost all power, Faramurz was highly respected at the Seljuq court, where he was awarded with the title of "Shams al-Mulk" (Sun of royalty) twice in 1061 and 1063.

[1] He was succeeded by his son Ali ibn Faramurz, who later married one of Chaghri Beg's daughters.