Natyashastra
विज्ञेयमेतद्व्यायामे विचित्रं नाम मण्डलम् । कृत्वोर्ध्वजानुचरणमाद्यं सूचीं प्रयोजयेत् ॥ १५॥
This should be understood as part of the exercise (Vyāyāma), where the Vichitra Maṇḍala is created. First, perform the upward (Urdhvajānu) movement and then use the Sūcī (needle-like movement).
english translation
vijJeyametadvyAyAme vicitraM nAma maNDalam । kRtvordhvajAnucaraNamAdyaM sUcIM prayojayet ॥ 15॥
hk transliteration by Sanscript