na cāsiddhatā hetoḥ tathā hi pratyakṣānupalambhasādhanaḥ kāryakāraṇabhāvaḥ sa cānvayād vyatirekād vā viśiṣṭādeva niścīyate na darśanādarśanamātreṇa
And the reason is not unestablished, for the cause-effect relationship is established through perception and non-apprehension, and it is determined only through specific positive or negative concomitance, not through mere observation or non-observation.