The first Parkash Diwas of Sri Guru Granth Sahib Ji was celebrated at Sri Harmandar Sahib with fireworks.
On September 1, 1604 the First Prakash of Shri Guru Granth Sahib Ji was done at Sri Harmandar Sahib. Guru Arjan Dev Ji installed Adi Granth at Harmandir Sahib Ji 1604. Baba Buddha Ji was the First Granthi.
in 1708, Adi Granth became Guru Granth Sahib Ji, the Eternal Guru of Sikhs as was declared by Guru Gobind Singh Ji after adding Gurbani of Sri Guru Tegh Bahadur Sahib Ji.