Hani al-Sibai is believed to have influenced a number of young Muslim men . The group was founded in the early 1980s by Sheikh Ahmed Yassin and his wife Fatima who were both members of the Islamic Action Front (FAI). Security services believed to be investigating cleric 's influence on network . Al-Sibai recently caused outrage for making sexist remarks to Lebanese TV host live on air .
Hani al-Sibai is believed to have influenced a number of young Muslim men . Lives in area where Jihadi Johnspent time with London Boys terror cell . Security services believed to be investigating cleric 's influence on network . Al-Sibai recently caused outrage for making sexist remarks to Lebanese TV host live on air .