Valmiki Ramayana Yuddha Kanda Sarga 60 Shloka 19
Original Shlokaएषःकेतुःपरंसङ् ख्येमुख्योवैसर्वरक्षसाम् ।।6.60.19।। कुम्भकर्णःसदाशेतेमूढोग्राम्यसुखेरतः ।
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सर्वरक्षसाम् all Rakshasas, मुख्यः chief, सङ् ख्ये enumerated, परम् distinguished, केतुः foremost, एषः in that way कुम्भकर्णः Kumbhakarna, मूढः insensate, ग्राम्यसुखे in indecent delight in the form of sleep, रतः remains, सदा always, शेते addicted.
"He, (Kumbhakarna) is the foremost chief among all Rakshasas enumerated. In that way he is distinguished. But he is insensate, remains addicted always to indecent delight in the form of sleep."