Both cities remained centres of Persian culture and civilisation after the Islamic conquest of Iran, and played a crucial role in the revival of Persian culture with establishment of the Samanid dynasty.
Oba grada su ostala centri perzijske kulture i civilizacije , nakon Islamskeog osvajanja Irana , i odigrali ključnu ulogu u oživljavanju perzijske kulture sa osnivanjem Samanidske dinastije.