Natyashastra
तथा स्वभावजश्चैव त्रिधा रौद्रः प्रकल्पितः । रुधिरक्लिन्नदेहो यो रुधिरार्द्रमुखस्तथा ॥ ५०॥
Likewise, by nature, the Terrible (Roudra) sentiment is classified into three kinds: One with a body smeared with blood, and a face moist with blood.
english translation
tathA svabhAvajazcaiva tridhA raudraH prakalpitaH । rudhiraklinnadeho yo rudhirArdramukhastathA ॥ 50॥
hk transliteration by Sanscript