In Bihar, birth anniversary of Guru Gobind Singh is being celebrated with religious fervor and gaiety at Takht Shri Harmandirji in Patna Sahib. Patna Sahib is the birth place of Guru G Singh who was the 10th Sikh Guru. A large number of devotees across the country participated in the prayer. AIR Patna Correspondent reports that langars were arranged and prasad distributed among devotees to mark the occasion.