Valmiki Ramayana Yuddha Kanda Sarga 86 Shloka 12
Original Shlokaतथैवसकलैर्वृक्षैर्गिरिशृङ्गैश्चवानराः । अभिजघ्नुजघ्नुश्चसमरेराक्षसर्षभान् ।।6.86.12।।
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तथैव by that, वानराश्च Vanaras, सकलैः all, वृक्षैः trees, गिरिशृङ्गैः mountain peaks, समरे in the battle, राक्षसर्षभान् bulls among Rakshasas, अभिजघ्नुः wounded, निजघ्नुः च and assailed
The monkeys likewise wounded and assailed the bulls among Rakshasas with trees and mountain peaks in the battle.