Note 103

Koran, c. 5, p. 94, and Sale's note, which refers to the authority of Jallaloddin and Al Beidawi. D'Herbelot declares, that Mahomet condemned la vie religieuse; and that the first swarms of fakirs, dervises, &c., did not appear till after the year 300 of the Hegira, (Bibliot. Orient. p. 292, 718.)
The History Of The Decline And Fall Of The Roman Empire Fall In The EastChapter 50