Natyashastra
नृत्तेऽभिनययोगे वा पाणिभिर्वर्तनाश्रये । मुखभ्रुनेत्रयुक्तानि करणानि प्रयोजयेत् ॥ २२०॥
Hand gestures in their ॥ various॥ movements when applied in drama and dance should he followed by Karaṇas having ॥ appropriate expression of॥ the face, the eyebrows and the eyes.
english translation
nRtte'bhinayayoge vA pANibhirvartanAzraye । mukhabhrunetrayuktAni karaNAni prayojayet ॥ 220॥
hk transliteration by Sanscript