Drawing from Qur'anic verses, virtually all Sufis distinguish Lataif-e-Sitta ("the six subtleties"): Nafs, Qalb, Sirr, Ruh, Khafi, and Akhfa. These lataif (singular: latifa) designate various psychospiritual "organs" or, sometimes, faculties of sensory and suprasensory perception. They are thought to be parts of the self in a similar manner to the way glands and organs are part of the body.
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