Valmiki Ramayana Bala Kanda Sarga 10 Shloka 21
Original Shlokaतानि चास्वाद्य तेजस्वी फलानीति स्म मन्यते। अनास्वादितपूर्वाणि वने नित्यनिवासिनाम्।।1.10.21।।
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तेजस्वी Rsyasringa, possessing the lustre of Brahma, वने in the forest, नित्यनिवासिनाम् of those who are always residing in the forest, अनास्वादितपूर्वाणि which were not tasted earlier, तानि them, आस्वाद्य having tasted, फलानि इति as fruits, मन्यते स्म thought about them.
The lustrous (Rsyasringa) who had never tasted any food other than what was offered by the permanent forestdwellers mistook them for fruits.