Natyashastra
आद्या धनुर्नता कार्या कुञ्चिताङ्गुष्ठकस्तथा । शेषा भिन्नोर्ध्ववलिता ह्यरालेऽङ्गुलयः करे ॥ ४६॥
The Arāla hand is to be formed with the forefinger bent like a bow, the thumb also curved, and the remaining fingers separated and turned upwards.
english translation
AdyA dhanurnatA kAryA kuJcitAGguSThakastathA । zeSA bhinnordhvavalitA hyarAle'GgulayaH kare ॥ 46॥
hk transliteration by Sanscript