Sirsa is believed to be one of the oldest places of North India. Sirsa finds mention in Mahabharata; however, at that time it was known as Sairishaka.
The place is also mentioned in Panini's Ashtadhyayi and Divyavadana. In Mahabharata, it is mentioned that Sairishaka was taken by Nakula in his conquest of the western quarter. Panini has mentioned that Sirsa was a flourishing city in the 5th century BC.
