Chhath Puja Is A Prominent Hindu Festival Dedicated To The Lord Surya, The Sun Deity, And Chhathi Maiya, Surya’s Sister. This Festival Is Mostly Observed In Northern India, Mainly In The States Of Bihar, Jharkhand, Uttar Pradesh, And Parts Of Nepal. Chhath Puja Is Often Held Over Four Days. Each Day Holds A Different Meaning And Customs.