Tags: Philosopher.
Zain ad-Din Abu al-Faraj ‘Abd ar-Rahman ibn Ahmad ibn ‘Abd ar-Rahman ibn al-Hasan ibn Muhammad ibn Abi al-Barakat Mas’ud as-Sulami al-Baghdadi al-Hanbali also known as Ibn Rajab which was a nickname he inherited from his grandfather who was born in the month of Rajab was a Muslim scholar.