Ayatullah Khamene'i ya fara karatun mai zurfi da ake kira (Bahasul Kharij) ne a wajen babban marja’in nan marigayi Ayatullah al-Uzma Milani a birnin Mashhad a lokacin yana da shekaru sha takwas a duniya. A shekarar 1336 hijira shamsiyya (1957) ne Ayatullah Khamene'i ya tafi birnin Najaf al-Ashraf da nufin ziyarar wajaje masu tsarki, bayan isarsa da halartar darussan Bahasul Kharij na manyan malaman hauzar birnin Najaf din irin su marigayi Sayyid Muhsin Hakim, Sayyid Mahmud Shahrudi, Mirza bakir Zanjani, Sayyid Yahya Yazdi da Mirza Hasan Bujunurdi sai ya ji zuciyarsa ta nitsu da yadda ake karantarwa don haka ya kuduri aniyar zama da ci gaba da karatunsa a wajen. Sai dai mahaifinsa ya ki amincewa. Don haka bayan wani lokaci sai ya dawo birnin Mashhad.