Valmiki Ramayana Yuddha Kanda Sarga 42 Shloka 23
Original Shlokaपूर्वद्वारंतुकुमुदःकोटीभिर्दशभिर्वृतः । आवृत्यबलवांस्तस्थौहरिभिर्जितकाशिभिः ।।6.42.23।।
1 source checked for this shloka
कुमुदः Kumuda, तु also, कोटीभि one crore, र्दशभि ten, आर्वृतः surrounded by, पूर्वद्वारं east gate, आवृत्य surrounded, बलवां mighty, स्तस्थौ remained, हरिभि monkeys also, र्जितकाशिभिः appearing victorious.
Kumuda, surrounded by ten crores of mighty monkeys, who appeared like conquerors, stationed at the east gate.