kiṃ ca śaktitaḥ pravṛtter ityanena yadyavyatiriktaśaktiyogi kāraṇamātraṃ sādhyate tadā siddhasādhyatā /
Moreover, if by means of the reason "because activity [proceeds] from potency," what is sought to be proved is merely a cause possessing non-distinct potencies, then there is proving of what is [already] proved.