Prime Minister Narendra Modi today greeted people on the Prakash Purab Utsav of the holy book Guru Granth Sahib.<br />'' <br />''In a tweet Mr Modi said, the Sri Guru Granth Sahib Ji illuminates the entire world with its pure teachings.<br />'' <br />''He said, Sri Guru Granth Sahib Ji teaches people service, compassion and furthers harmony. It lays out the path towards a just and equal society.<br />'' <br />''It also teaches us never to bow to injustice. Mr Modi said, inspired by it, Sikhs globally have done pioneering service in several spheres and their courage and kindness are remarkable.<br />'' <br />''The Prime Minister hoped that the Sri Guru Granth Sahib Ji will keep guiding humanity forever.<br />'' <br />''<span style="color: #222222;">The first Prakash Purab Utsav marked the installation of Guru Granth Sahib in Harmandir Sahib, also known as the Golden temple, in 1604.</span><br />