It is the pre-eminent spiritual site of Sikhism. It is one of the holiest sites in Sikhism, alongside the Gurdwara Darbar Sahib Kartarpur in Kartarpur, and Gurdwara Janam Asthan in Nankana Sahib. The man-made pool on the site of the temple was completed by the fourth Sikh Guru, Guru Ram Das, in 1577.