Chhath Puja is celebrated as a major festival in our Hindu religion. It is celebrated on the Shashthi Tithi of Kartik Shukla Paksha. This festival is celebrated with great pomp mainly in Bihar Jharkhand Uttar Pradesh. In this puja, the worship of Chhath Mata and the worship of Sun have special significance. According to the Hindu calendar, this festival is celebrated from Chaturthi to Saptami Tithi of Shukla Paksha of Kartik month. This festival lasts for four days. On the first day, there is a ritual of bathing and eating. The second day of this Chhath Puja is known as Kharna. People who observe fast on this day make kheer. Jaggery is used instead of sugar in kheer. After offering Arghya to the Sun in the evening the Prasad is consumed as food. On the third day after that, Chhath Mata is worshiped on the banks of a river or pond. After the puja, this fast is fulfilled by offering Ardhya of cows milk and water in front of the Sun to Chhath Mata in the evening to fulfill ones wish. The fast of Chhath Puja is no less than a difficult penance because the fast of Chhath Puja is observed for the long life of the husband and children. Whatever women observe this fast with any wish, all their wishes are fulfilled. Along with women, men also observe this fast with full devotion and devotion for the success of their work and for the fulfillment of their wishes. Every Hindu in India worships the rising sun. But our people of Uttar Pradesh and Bihar also worship the setting sun, because they believe that the sun illuminates the world with its light throughout the day. Therefore after seeing the setting sun, they believe that there is some trouble on the sun and hence they worship the sun so that the trouble on the sun can be removed and we get light again. Chhath Puja is celebrated about 6 days after the festival of Diwali and perhaps for this reason it is also known as Chhath Puja. Chhath Puja starts 3 days after Diwali and people start worshiping from this day itself. On the sixth day, people worship the setting Sun and on the next day they worship the rising Sun. Chhath Puja starts 3 days after Diwali. On the night of the first day, people prepare pumpkin curry and rice. On the night of the second day, people make kheer and puri and on the third day, Chhath Puja begins and people start worshiping the Sun. Standing in the water, people salute the Sun and until the Sun sets, they just keep looking at it and singing songs. People offer arga to him after the sun sets.