Arthashastra
चतुष्पद द्विपदानाम् अपि हि रूप लिङ्ग सामान्यं भवति, किम् अङ्ग पुनर् एक योनि द्रव्य कर्तृ प्रसूतानां कुप्य आभरण भाण्डानाम् इति ॥
For while even quadrupeds and bipeds are found to bear such common evidences of identification as colour, gait and form, can there be any difficulty in identifying such articles as, in the form of raw materials, jewels, or vessels, are the product of a single source, definite materials, a particular manufacturer for a definite purpose?
english translation
catuSpada dvipadAnAm api hi rUpa liGga sAmAnyaM bhavati, kim aGga punar eka yoni dravya kartR prasUtAnAM kupya AbharaNa bhANDAnAm iti ॥
hk transliteration by Sanscript