The most important festival of the Ho, Oraon, Kisan and Kol tribes is known as Magha Parab, which is a harvest festival. The festival is observed in honour of the village deity (Mother Goddess) who bestows them with good fortune and protects them from calamities. The festival is observed in different villages on different dates of the month. The ritual comprises of a sacrifice of a black fowl before the deity and offering of Mahua liquor.
During the festival all of them wear new clothes. Drinking singing and dancing together are the common traits of celebrating the festival. The tribes observe ‘Damurai Parab’ in the summer and ‘Horo Parab’ during the rains.
Source – Internet