13.5.3.2.1 Vibhaṅgavāra

Savitakkaṃ dhammaṃ paccayā savitakko dhammo uppajjati nahetupaccayā. (Nava pañhā kātabbā. “Ahetukā”ti niyāmetabbā tīṇiyeva. Moho uddharitabbo, yathā paṭiccavāre hetupaccayasadisāyeva pañhā pañcaviññāṇā atirekā moho vitakkaṃ.)