athocyate kathaṃ pratyakṣānutpattilakṣaṇo 'bhāvaḥ pramāṇam iti / atrocyate prameyaṃ cātra kīdṛśam iti /
Now it may be asked: "how can negation, which is characterized by the non-origination of perception, be a means of knowledge?" To this [we] reply: "what kind of object is cognized here?"