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Najm ad-Din Ayyub died in 1173.
Najm al-Din Razi was born in 573.
Ṣalāḥ ad-Dīn Yūsuf ibn Ayyūb.
Salah ah-Din Yusuf ibn Ayyub.
Najm al-Din Mahmud ibn Ilyas al-Shirazi died in 1330.
Muhammad ibn Zakariya al Razi was borned on August 26,865