Natyashastra
ललितैः पादविन्यासैर्वन्द्या देवा यथादिशम् । द्विकलं पादपतनं पादचार्या गतं भवेत् ॥ ९०॥
With graceful foot placements, she should offer reverence to the gods in their respective directions. The two-part foot fall constitutes the movement of the feet.
english translation
lalitaiH pAdavinyAsairvandyA devA yathAdizam । dvikalaM pAdapatanaM pAdacAryA gataM bhavet ॥ 90॥
hk transliteration by Sanscript