Natyashastra
गतिरेवं प्रकर्तव्या तेषां ये चापि तद्विधाः । अहृद्या तु मही यत्र श्मशानरणकश्मला ॥ ५४॥
Thus should be performed the gait of those ॥ terrible beings॥, and also those of similar kinds; but where the ground is heartless— like a cremation ground, a desert, or a filthy place.
english translation
gatirevaM prakartavyA teSAM ye cApi tadvidhAH । ahRdyA tu mahI yatra zmazAnaraNakazmalA ॥ 54॥
hk transliteration by Sanscript