Guru Maneyo Granth Gurdas) The event in 1708 at Nanded (in present-day Maharashtra), when Guru Gobind Singh installed Adi Granth as the Guru of Sikhism, was recorded in a "Bhatt Vahi" (a bard's scroll) by an eyewitness, Narbud Singh, and is now celebrated as Gurgaddi (Guru Gaddi Divas), and statement is part of the central chant, "Sabh Sikhan ko Hukam Hai, Guru Maneyo Granth". October 2008 marked the Tercentenary year of Guruship of Guru Granth Sahib and was marked by major celebrations by Sikhs worldwide, and especially at Takht Sri Hazur Sahib, Nanded saw year-long celebrations. The composition of the sacred Granth contains
Adi Da also criticized Adi Da's claims toward the exclusivity of his realization. In part, critics point to his earlier message strongly rejecting the necessity for any religious authority or belief, due to "enlightenment" being every individual's natural condition. Adi Da heavily edited subsequent editions of his books, for which they have been criticized as auto-hagiography and self-mythology. University of Southern California religion professor Robert Ellwood wrote, "Accounts of life with [Adi Da] in his close-knit spiritual community [describe] extremes of asceticism and indulgence, of authoritarianism and antinomianism...Supporters of the alleged avatar rationalize such eccentricities as shock therapy for the sake of