Religion in Bihar Bahá'í community-building activities in four cities from different continents, the fourth of which is Bihar Sharif. Sarnaism has a presence among the tribal populations. Religion in Bihar The main religions in the Indian state of Bihar are Hinduism (practiced by 82.7% of the population) and Islam (16.9%). Other religions are practiced by small minorities. Places in Bihar have important historical and cultural associations with Buddhism, Sikhism and Jainism along with Hinduism. Since Bihar was a part of Aryavart the oldest religion of Bihar was Vedic Hinduism. The majority of the people in Bihar adhere to Hinduism (82.7%), followed by Islam
North Bihar North Bihar North Bihar is a term used for the region of Bihar which lies north of the Ganga river and east of Gandak river. Maithili is the mother tongue of most of the people from North Bihar. Different variances of Maithili is spoken in the region. There is an ongoing movement in the Maithili speaking region of Bihar for a separate Mithila state. What will be the capital of the state has yet to be decided, however, Darbhanga is the most likely candidate. Other potential capitals include Muzaffarpur, Purnia and Begusarai. Agriculture is the main economic activity of the