Nyaya Ratnamala of Parthasarathi Misra 2.3.p16

2.3.p16

sthitaṃ prāptaṃ pratipannamityarthaḥ sarvatraiti na kevalaṃ pramāṇeṣu jñānamātre iti yāvat| tathā apramāṇamapi svārthe pramāṇamiva hi svata iti|

'Established' means attained, understood. 'Everywhere' means not only in valid cognitions, but in cognition as such. Likewise, [he says:] 'For even an invalid [cognition] is intrinsically like a valid cognition with respect to its own object.'