Dervish, Persian darvīsh, poor, is a name for a Sufi practitioner, often a member of an order. Some dervishes lived in lodges, others wandered as mendicants. The word, like the Arabic faqīr, points to spiritual poverty.
Dervish
A Sufi, especially a member of an order living in poverty; from the Persian for one at the door.
Also: darvish, fakir