Shiva Purana
अर्जुनस्तु विशेषेण सुखिना प्राह चेतसा॥ अहो दैत्यवरश्चायं रूपं तु परमाद्भुतम् ॥ ५१॥
Arjuna, however, spoke with a particularly happy mind. Oh and this is the best of the demons and his appearance is most wonderful.
english translation
arjunastu vizeSeNa sukhinA prAha cetasA॥ aho daityavarazcAyaM rUpaM tu paramAdbhutam ॥ 51॥
hk transliteration by Sanscript