Valmiki Ramayana Yuddha Kanda Sarga 82 Shloka 14

भीमविक्रमाः courageous, वानराः Vanaras, सङ्ख्ये inumerable, इन्द्रजितम् Indrajith, क्षिपन्ति discharged, प्लवङ्गमाः monkeys, वृक्षशलमहावर्षम् rained trees and rocks, विसृजन्तः throwing, शत्रूणाम् enemies, कदनम् on the battlefield, चक्रुःrolled, विविधैः numerous, स्वनैःtone, नेदुश्च shouting

Courageous Vanaras, innumerable in number began to rain trees and rocks throwing on the enemies. The Rakshasas number rolled on the battlefield shouting in numerous tones.