Natyashastra
रेचितं मण्डलं चैव बाहुशीर्षे निकुञ्चयेत् । ऊरूद्वृत्तं तथाक्षिप्तमुरोमण्डलमेव च ॥ २२०॥
The circular movement should be performed with the arms and head bent, the thighs raised and extended, and the chest in a circular form.
english translation
recitaM maNDalaM caiva bAhuzIrSe nikuJcayet । UrUdvRttaM tathAkSiptamuromaNDalameva ca ॥ 220॥
hk transliteration by Sanscript