Hanuman was 1 of those four monkeys. This monkey team was instrumental in supplying Rama vital details about Sita. They helped him build a bridge across the seas, and cross about having a monkey Military that successfully stormed the demon stronghold and freed Sita. भस्मसादभवदैत्यो दुष्टचेष्टितमन्तकृत् ॥ २३ ॥ मुकुन्दोऽपि https://tantramantraaurvigyaan.com/