This song directly words the killing of demon Aghasura who was brother of Putana and Bakasura. He took form of Python which was 8 miles long. The song mentions the feeling of friends when they were locked into his stomach and what happened after that. His body was 8 miles long. This story is mentioned in 12th Chapter of 10th canto of Srimad Bhagvatam. Content use permission not offered.