Abu Firas appeared in a Nusra video which released more information on him , such as his previous Muslim Brotherhood affiliation and his association with bin Laden and Abdullah Azzam . Abu Firas al Suri and Abu Sulayman al Muhajir appeared in " The Heirs of Glory " a video released by Nusra Front , which vowed to bring back the caliphate , included old audio by Osama bin Laden ( such as his 1998 announcement that " So we seek to incite the Islamic Nation so it may rise to liberate its lands and perform Jihad in the path of Allah , and to establish the law of Allah , so the Word of Allah may be supreme " ) . The video glorified the September 11 attacks and the Islamists Sayyid Qutb and Abdullah Azzam . Ahrar ash-Sham was criticized by Abu Firas . Ahrar was attacked for listening to Turkey and Qatar asking for a split between al Qaeda and Nusra and Ahrar trying to gain support from the west , Turkey , and Qatar . Abu Firas 's criticism was expounded on to Ahrar by Abu Qatada . His article was criticized by Abu Abdullah al-Shami . Ahrar 's alleged compliance with non-Muslims was Abu Firas 's criticism . Ahrar was compared to a non-virgin girl by Abu Firas . The approval of the Revolutionary covenant of May 2014 was deemed as " nationalism " of Ahrar by Abu Firas Abu Ammar al Shami rebuked Abu Firas Al Suri over Ahrar criticism . A photo of Abu Khaled al-Suri , Hassan Abboud of Ahrar ash-Sham , and Abu Firas al-Suri was released
September 11 attacks
September 11 attacks
Abu Firas al-Suri