Valmiki Ramayana Kishkindha Kanda Sarga 65 Shloka 10
Original Shlokaतेषां कथयतां तत्र सर्वांस्ताननुमान्य च। ततो वृद्धतमस्तेषां जाम्बवान्प्रत्यभाषत।।4.65.10।।
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ततः then, तेषाम् among them, वृद्धतमः oldest, जाम्बवान् Jambavan, तेषाम् they, तत्र there, कथयताम् (when they were) saying, तान् सर्वान् all the, अनुमान्य inferred, प्रत्यभाषत replied.
When the monkeys were talking (of their individual capacity) in that manner about their speed, Jambavan the oldest of the monkeys inferred (their capacity) and said: