Chhath (Devanagari: छठ, छठी, छठ पर्व, छठ पुजा, डाला छठ, डाला पुजा, सुर्य षष्ठी) is an ancient Hindu festival of indian subcontinent and people of indian ethinicity and is the only Vedic Festival dedicated to the Hindu Sun God, Surya and Chhathi Maiya (ancient Vedic Goddess Usha). The Chhath Puja is performed in order to thank Surya for sustaining life on earth and to request the granting of certain wishes.

The Sun, considered as the god of energy and of the life-force, is worshiped during the Chhath festival to promote well-being, prosperity and progress. In Hinduism, Sun worship is believed to help cure a variety of diseases, including leprosy, and helps ensure the longevity and prosperity of family members, friends, and elders.