Originally Posted by WT Sharpe
I was surprised at the book's description of Dervishes as "howling dervishes". Whirling Dervishes I've heard, so-called because of the ecstatic dances performed by these Sufi ascetics, but never heard them described as howling.
There are different kinds of dervishes. Howling dervishes are just lesser known. They all believe in ecstatic devotion through continued exertion.