Valmiki Ramayana Sundara Kanda Sarga 4 Shloka 23
Original Shlokaशतसाहस्रमव्यग्रमारक्षं मध्यमं कपिः। रक्षोधिपतिनिर्दिष्टं ददर्शान्तःपुराग्रतः।।5.4.23।।
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कपिः vanara, अन्तःपुराग्रतः in front of the harem, रक्षोधिपतिनिर्दिष्टं ordered (stationed) by the lord of demons, शतसाहस्रम् one hundred thousand, अव्यग्रम् vigilant, मध्यमम् midst, आरक्षम् army, ददर्श saw.
Hanuman saw in front of the harem one hundred thousand strong, vigilant soldiers of a middle rank ordered by the lord of demons.