Natyashastra

siva.sh/natyashastra/12/232

अधोमुखस्थितं चैव विवर्तितमिति स्मृतम् । शस्त्रक्षतमृतोत्क्षिप्तमत्तोन्मत्तेषु कारयेत् ॥ २३२॥

sanskrit

Lying face downwards is known as Vivartita posture. It should be used to represent someone wounded by a weapon, dead, vomiting, intoxicated, or mad.

english translation

adhomukhasthitaM caiva vivartitamiti smRtam | zastrakSatamRtotkSiptamattonmatteSu kArayet || 232||

hk transliteration by Sanscript