Abu Ali al-Rudbari or Abuzer Rudbari (), known also as Rudbari, was a famous early PersianMurtaza Muṭahharī, "Understanding Islamic sciences: philosophy, theology, mysticism, morality, jurisprudence", ICAS Press, 2002 sufi saint of the 9th century. He claimed descent from the Sassanid king Anushiravan and was a disciple of Junayd Baghdadi.
Rudbari's statements are recounted in many sayings of the Islamic world. One of his most famous sayings is: No prison confines more closely than the society of those whose outlook is contrary to one's own.Jāmī, Ghazzālī, Idries Shah, "Four Sufi classics ", Published for the Sufi Trust by the Octagon Press, 1980
See also Ma'ruf al-Karkhi Junayd of Baghdad Sari al-Saqati Najm al-Din Kubra Shaikh Asiri Lahiji Seyyed Qutb al-Din Mohammad Neyrizi Abu al-Najib Suhrawardi 'Ala' al-Dawla Simnani
Notes
Further reading Murtaza Muṭahharī, "Understanding Islamic sciences: philosophy, theology, mysticism, morality, jurisprudence", ICAS Press, 2002