Natyashastra
ताण्डवेषु प्रयोक्तव्यं परिवृत्तं प्रयोक्तृभिः । इत्येतज्जङ्घयोः कर्म पादयोस्तु निबोधत ॥ २६५॥
Parivṛtta (turned back) should be employed by performers in Tāṇḍava dances. Thus have the movements of the shanks been described; now listen to those of the feet.
english translation
tANDaveSu prayoktavyaM parivRttaM prayoktRbhiH । ityetajjaGghayoH karma pAdayostu nibodhata ॥ 265॥
hk transliteration by Sanscript