Title: Burhān al-imkān wa-al-wujūb bayna Ibn Sīnā wa-Ṣadr al-Dīn al-Shīrāzī
Subjects: God (Islam), Islamic philosophy
People: Avicenna (980-1037), Muḥammad ibn Ibrāhīm Ṣadr al-Dīn Shīrāzī (-1641)