Natyashastra
इति शब्देन संयुक्तो विज्ञेयस्तु चतुर्विधः । एतेषां चैव वक्ष्यामि हस्ताङ्गुलिविकल्पनम् ॥ ३२॥
That which is accompanied by sound is known to be of four kinds. I shall now describe the variations of hand and finger movements related to these.
english translation
iti zabdena saMyukto vijJeyastu caturvidhaH । eteSAM caiva vakSyAmi hastAGgulivikalpanam ॥ 32॥
hk transliteration by Sanscript