Hanuman was one of such four monkeys. This monkey group was instrumental in supplying Rama key information about Sita. They aided him make a bridge through the seas, and cross more than which has a monkey army that productively stormed the demon stronghold and freed Sita. भस्मसादभवदैत्यो दुष्टचेष्टितमन्तकृत् ॥ २३ https://andresguafk.mdkblog.com/43580199/the-single-best-strategy-to-use-for-totke