Sikhism is a religion.
Guru Gobind Singh . Guru Gobind Singh also continued the formalisation of the religion , wrote important Sikh texts , and enshrined the scripture the Guru Granth Sahib as Sikhism 's eternal Guru . Sikhism . It is one of the youngest of the major world religions . After the death of the tenth Guru , Guru Gobind Singh , the Sikh scripture , Guru Granth Sahib , became the literal embodiment of the eternal , impersonal Guru , where the scripture 's word serves as the spiritual guide for Sikhs . Sikhism is a religion originating from South Asia ( predominantly in modern-day India ) which was introduced into the United States during the 19th century .