Having explored the region surrounded by a network of mountains, Gaja, Gavaksha, Gavaya, Sarabha, Gandhamadana, Mainda and also Dvivida, Sushena, Jambavan, Angada the heir apparent, Tara the forestdweller staying close to one another and Hanuman too not far from the others searched in the southern direction. While they were exploring, they saw the mouth of a large cave called Rikshabilam, which had its mouth open, guarded by a demon.