Valmiki Ramayana Sundara Kanda Sarga 51 Shloka 13

हरीणाम् of monkeys, सहस्राणि in thousands, शतानि hundreds, नियुतानि च of unlimited numbers, ताम् her, सर्वासु in all, दिक्षु in directions, अधश्च underworld, उपरि in heavens, अम्बरे च in the sky, मार्गन्ते are searching.

"Hundreds, thousands and unlimited number of monkeys are searching (for Sita) in all directions, in the underworld and heavens and the sky.