อัชฌัตตารัมมณัตติกเหตุทุกะ
TIPITAKA Volume 44 : PALI ROMAN Abhidhamma Pitaka Vol 11 : Abhi. Pa.(5) Anulomadukattikapaṭṭhānaṃ Ajjhattārammaṇattikahetudukaṃ
[435] Ajjhattārammaṇaṃ hetuṃ dhammaṃ paṭicca ajjhattārammaṇo hetu dhammo uppajjati hetupaccayā: . bahiddhārammaṇaṃ hetuṃ dhammaṃ paṭicca bahiddhārammaṇo hetu dhammo uppajjati hetupaccayā:.