Valmiki Ramayana Sundara Kanda Sarga 36 Shloka 34
Original Shlokaश्रुत्वैव तु वचो मह्यं क्षिप्रमेष्यति राघवः। चमूं प्रकर्षन्महतीं हर्यृक्षगणसङ्कुलाम्।।5.36.34।।
1 source checked for this shloka
मह्यं my, वचः word, श्रुत्वैव तु after hearing, राघवः Rama, हर्यृक्षगणसङ्कुलाम् troops of vanaras and bears, महतीम् huge, चमूम् army, प्रकर्षन् leading, क्षिप्रम् at once, एष्यति will approach.
"As soon as he hears your words from me, Rama will reach (here), leading a huge army of powerful troops of vanaras and bears.