prayogaḥ ye parasparaṃ vibhidyante te vastu, yathā svalakṣaṇāni, parasparaṃ vibhidyante cāpohā iti svabhāvahetuḥ /
The argument [is as follows]: Those things which differ from each other are entities, like particular characteristics; and apohas differ from each other - this is a natural reason.