In Sikhism, the Guru Granth Sahib is considered the central religious text and the eternal guru of the Sikhs. It is a collection of teachings, hymns, and prayers from the ten Sikh Gurus, as well as from Hindu and Muslim saints. The Guru Granth Sahib is also known as the Adi Granth, meaning "first book," as it was compiled by Guru Arjan Dev, the fifth Sikh Guru, in 1604.

The role of the Guru Granth Sahib in Sikhism is multifaceted and holds great significance for Sikhs. It serves as a source of spiritual guidance, a repository of knowledge, and a symbol of unity for the Sikh community.

Firstly, the Guru Granth Sahib is seen as the living embodiment of the ten Sikh Gurus. It is considered the eternal guru, and Sikhs bow before it as a sign of respect and reverence. The teachings and wisdom contained in the Guru Granth Sahib are believed to be the ultimate source of truth and enlightenment for Sikhs.

Secondly, the Guru Granth Sahib is the primary source of religious and spiritual guidance for Sikhs. It contains hymns and prayers that are meant to be recited and sung in congregational gatherings, known as the "Gurdwara." These teachings emphasize the importance of devotion to one God, selfless service, and living a life of righteousness and morality.

Furthermore, the Guru Granth Sahib plays a crucial role in the Sikh community's sense of unity and identity. It is considered the common heritage of all Sikhs, regardless of their caste, gender, or social status. The Guru Granth Sahib is written in Gurmukhi, a script created by Guru Angad Dev, the second Sikh Guru. This script is easily understood by Sikhs from different regions, promoting a sense of unity and brotherhood among them.

The Guru Granth Sahib also serves as a source of inspiration and comfort for Sikhs in times of hardship and struggle. Its teachings remind them to have faith in the one God and to serve humanity with love and compassion. The Guru Granth Sahib also contains hymns and prayers for various occasions, such as birth, marriage, and death, providing guidance and support to Sikhs throughout their lives.

In conclusion, the Guru Granth Sahib holds a significant role in Sikhism. It is not just a religious text but also a living guru, a source of spiritual guidance, and a symbol of unity for the Sikh community. Its teachings of devotion to one God and service to humanity are the cornerstone of Sikhism, and the Guru Granth Sahib continues to inspire and guide Sikhs towards a life of righteousness and fulfillment.