Gurdwara Data Bandi Chorh Sahib, situated in Gwalior, is associated with the imprisonment of Guru Har Gobind Sahib in Gwalior Fort and his celebrated release in which he managed to win the freedom of 52 Rajas (Kings) who had long suffered imprisonment in the Fort. The word "Bandi" means "imprisoned", "Chhor" means "release".
During October/November, the worldwide Sikh Sangat (community) celebrates the safe return of the sixth Nanak, Guru Hargobind from detention from Gwalior Fort in about October 1619. The day coincides with the Hindu festival of Diwali , ("the festival of lights"). This concurrence has resulted in a similarity of celebrations amongst Sikhs and Hindus.