Natyashastra
बिल्वकपित्थफलानां ग्रहणे कुचदर्शनश्च नारीणाम् । ग्रहणे ह्यामिषलाभे भवन्ति ताः कुञ्चिताग्रास्तु ॥ ८१॥
(Uses): To represent Bilva and Kapittha (elephant-apple) fruits and the breasts of women ॥ this hand is to be used॥. But to represent accepting ॥ these fruits॥ or flesh, this hand should be slightly bent at its end.
english translation
bilvakapitthaphalAnAM grahaNe kucadarzanazca nArINAm । grahaNe hyAmiSalAbhe bhavanti tAH kuJcitAgrAstu ॥ 81॥
hk transliteration by Sanscript