Natyashastra
व्यायामं कारयेद्धीमान् नरमङ्गक्रियात्मकम् । एवं व्यायामसंयोगे कार्यश्चारीकृतो विधिः । अत ऊर्ध्वं प्रवक्ष्यामि मण्डलानां विकल्पनम् ॥ १०३॥
The wise should make a person perform exercises involving bodily movements. Thus, in connection with exercise, the rules of Cārīs should be followed. Hereafter, I shall describe the variations of Maṇḍalas.
english translation
vyAyAmaM kArayeddhImAn naramaGgakriyAtmakam । evaM vyAyAmasaMyoge kAryazcArIkRto vidhiH । ata UrdhvaM pravakSyAmi maNDalAnAM vikalpanam ॥ 103॥
hk transliteration by Sanscript