prayogaḥ yadvijñānavedanāsaṃskāraskandhacatuṣṭayasvabhāvaṃ vastu tat svopādānabalodbhūtaṃ vijñānāditvāt yathā yauvanādyavasthāsu tadeva skandhacatuṣṭayam vijñānādi svabhāvaś ca prathamajanmacittādikalāpa iti svabhāvahetuḥ /
The formal argument is: Whatever entity has the nature of the four aggregates - cognition, feeling, conditioning factors, and discrimination - that [entity] arises from the power of its own material cause, because it has the nature of cognition etc., just as those same four aggregates [continue] during youth and other stages; and the collection beginning with the first cognition at birth has the nature of cognition etc. - this is a reason based on essential nature.