The Ahom religion is the ethnic religion of the Ahom people. The Ahom people came into Assam in 1228, led by a Tai prince Sukaphaa, and admixed with the local people. The people who came into Assam included two clans of priests, joined later by a third, who brought with them their own religion, rituals, practices and scriptures. The religion is based on ritual-oriented ancestor worship that required animal sacrifice (Ban-Phi), though there was at least one Buddhism influenced ritual in which sacrifice was forbidden (Phuralung). Ancestor worship and the animistic concept of khwan are two elements it shares with other Tai folk religions. There is no idolatry except for the titular god of the Ahom king and though there is a concept of heaven or a heavenly kingdom (Mong Phi, sometimes identifi