Natyashastra
दक्षिणेनैव गत्वादौ निवृत्तौ वृत्तिवद्व्रजेत् । चित्रवच्च यथान्यायं त्रिसङ्ख्याते विधिः स्मृतः ॥ १२०॥
In the triple Āsārita, the rule is that it should begin with the Dakṣiṇa Mārga, proceed with the Vṛtti Mārga in the repetition, and then follow the Citra Mārga according to proper order.
english translation
dakSiNenaiva gatvAdau nivRttau vRttivadvrajet । citravacca yathAnyAyaM trisaGkhyAte vidhiH smRtaH ॥ 120॥
hk transliteration by Sanscript