1. Harvard University, MS Arab 348 DS ID: DS11286 Title: Man lā yaḥḍuruhu al-faqīh Author: Shaykh Saduq Date: 41 [661 or 662
2. Princeton University, Islamic Manuscripts New Series no. 849 DS ID: DS17233 Title: Man lā yaḥḍuruhu al-faqīh Author: Shaykh Saduq Date: 1675