Title: Dū Ṣadr al-Dīn, yā, dū awj-i shuhūd va andīshah dar jahān-i Islām
Subjects: Islamic philosophy
People: Muḥammad ibn Isḥāq Ṣadr al-Dīn al-Qūnawī (-1273 or 1274), Muḥammad ibn Ibrāhīm Ṣadr al-Dīn Shīrāzī (-1641)