Certainty: 2 The vizier Shihab al-Din ibn al-'Ajami was assassinated near the great mosque of Aleppo
Sinan, leader of the Isma'iliyya (Assassins) sect, murdered 'Abd al-Rahim, the vizier of Nur al-Din's son al-Malik al-Salih Isma'il, believing that he was complying with an order coming from Isma'il himself. But it was Sa'd al-Din Kumushtukin who had sent the letter to Sinan, using a blank sealed paper he had obtained from Isma'il, so as to pretend that the order came from the latter. 'Abd al-Rahim was assassinated as he left the Great Mosque of Aleppo on a Friday. Isma'il later wrote to Sinan reproaching him for the murder