Valmiki Ramayana Yuddha Kanda Sarga 25 Shloka 3
Original Shlokaसागरेसेतुबन्दंतुनश्रद्दध्यांकथञ्चन । अवश्यंचापिसङ् ख्येयंतन्मयावानरंबलम् ।।6.25.3।।
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सागरे in the sea, तम् they, सेतुबन्धम् constructed bridge, कथञ्चन even, नश्रद्दधाम् not believable, तत् those, वानरंबलम् Vanara force, मया to me, अवश्यम् surely, सङ् ख्येयंच the size of their army.
"It is not believable even to me that they constructed a bridge in the sea. Surely I wish to know the size of their army."