According to Fadl al - Fa'our the Al Fadl tribesmen who fled to the Beqaa split into two factions in the 18th century as a result of a feud with the Bani Khalid tribe .
Fadl al - Fa'our is the author of a 1963 dissertation about his tribe .
According to Fadl al - Fa'our , the author of a 1963 dissertation about his tribe , the Al Fadl tribesmen who fled to the Beqaa split into two factions in the 18th century as a result of a feud with the Bani Khalid tribe .