Natyashastra

siva.sh/natyashastra/12/195

नरस्वभावमुत्सृज्य स्त्रीगतिं तत्र योजयेत् । विपर्ययः प्रयोक्तव्यः पुरुषस्त्रीनपुंसके ॥ १९५॥

sanskrit

Abandoning the natural (original) character of a man, the feminine gait should be applied in such a case. The appropriate reversal of gait should be represented when a man, woman, or hermaphrodite changes role.

english translation

narasvabhAvamutsRjya strIgatiM tatra yojayet | viparyayaH prayoktavyaH puruSastrInapuMsake || 195||

hk transliteration by Sanscript