Griffithes Wheeler Thatcher, 1911 Encyclopædia Britannica, Volume 28… (1911)
“ Even orthodox doctors of Islam have confessed that in Ibn ‛Abd ul-Wahhāb's writings there is nothing but what they themselves hold. At the same time the fact that so many of his followers were rough and unthinking Bedouins has led to the over-emphasis of minor points of practice, so that they often appear to observers to be characterized chiefly by a strictness (real or feigned) in such matters as the prohibition of silk for dress, or the use of tobacco, or of the rosary in prayer. ”
