1. Harvard University, MS Arab SM77 DS ID: DS10648 Title: Ṭahārat al-qulūb wa-al-khuḍūʻ li-ʻallām al-ghuyūb Author: ʻAbd al-ʻAzīz Dīrīnī Date: 1364.
2. Harvard University, MS Arab 148 DS ID: DS11253 Title: Bidāyat al-hidāyah Author: Al-Ghazali Date: 1479 or 80.