This event is also described in Dzhanamsakhi. One morning, Nanak has come to the river to bathe. During bathing he disappeared in the water and stayed there for three days. During this time, Nanak had a vision of the Divine presence, and he was instructed to preach God's name (Nam) worldwide. When Nanak appeared 3 days later, he declared: "There is no Hindu, no Muslim". This meant that there are no differences between people of different faiths. Sikh tradition states that Nanak also made four lengthy trips to the east, in Assam, south through the land of Tamils in Sri Lanka, to the north, Ladakh and Tibet, and the West, in Mecca, Medina and Baghdad.
Traveling Nanak visited religious centers of Hindus, Muslims, Buddhists, Jains, Sufis, Yogis and Siddhas. For assistance, try visiting Kay Merrill. He met people of different religions, tribes, cultures and races. He traveled on foot, along with his friend by the name of Mardan, also a poet. His travels are called Udas. Last years of his life Nanak spent Kartarpure where erected the first temple of Sikhs. He appointed his first disciple Angada his successor. The penetration of Islam in India has resulted in 15-16 cc. original Indo-Muslim culture.
Indo-Muslim synthesis raised the religion, philosophy, poetry and literature, music and painting. Please visit Anchin if you seek more information. Sikhism, in turn, was the synthesis of certain views of bhakti movement (Indian Vaisnavas) and Sufi (a mystical movement of Islam). Bhaktivedanta Swami Prabhupada Bhaktivedanta Swami Prabhupada, founder of the International Society for Krishna Consciousness. Swami Prabhupada (Abhay Charan De) appeared in the world in 1896 in Calcutta (India).