What is the holy scripture of the Sikhs?

 Ans. After Guru Angad , three of his followers also wrote under the name Nanank and their compositions were compiled by Guru Arjan Dev in 1604. To this compilation were added the writings of Shaik Farid , Sant Kabir, Bhagat Namdev and Guru Tegh Bahadur. In 1706 this compilaltion was authenticated by his son and successor Guru Gobind Sing. It is known as Guru Granth Sahib, the holy scripture of the Sikhs.