Paṭṭhānapakaraṇa Dhammānulomapaccanīya (3), Tikadukapaṭṭhānapāḷi (4) 16.3. Kusalattika, Hetusampayuttaduka Kusalaṃ hetusampayuttaṃ dhammaṃ paṭicca nakusalo nahetusampayutto dhammo uppajjati hetupaccayā. (Sahetukadukasadisaṃ.)