TIPITAKA Volume 44 : PALI ROMAN Abhidhamma Pitaka Vol 11 : Abhi. Pa.(5) Anulomadukattikapaṭṭhānaṃ Hetuhetusampayuttadukahetudukaṃ

[129] Hetuñcevahetusampayuttañca hetuṃ dhammaṃ paṭicca hetucevahetu- sampayuttoca hetu dhammo uppajjati hetupaccayā: ekaṃ.