One of these people got five men to volunteer their heads, and then founded the khalsa.
The full moon day in the month of Ashadha marks a holiday dedicated to these figures. One text states that these figures are the center of a mandala including three mountains. That VyasaÂ­authored "song" about these figures begins with Parvati questioning why Shiva himself is bowing to no one in particular. A paragon of these figures is Brihaspati, the god who presides over Thursday. Submission to these figures is called prapatti. The word for these figures literally means "dispeller of (*) darkness." The term "Upanishad" describes texts that are to be studied while sitting near these people, who reside in places called mathas or kulas. One of these people got five men to volunteer their heads, and then founded the khalsa. A set of eleven of them ends with the book Granth Sahib. For 10 points, what Sanskrit word for "teacher" is used to describe the spiritual leaders of Sikhism?
The full moon day in the month of Ashadha marks a holiday dedicated to these figures.
guru [or  acharyas  ; prompt on "teachers"]