เหตุทุกจิตตสมุฏฐานทุกะ
[91] Hetuṃ cittasamuṭṭhānaṃ dhammaṃ paṭicca hetu cittasamuṭṭhāno dhammo uppajjati hetupaccayā:.
[92] Hetuyā nava avigate nava. Sabbattha vitthāro.
[93] Nahetuṃ nocittasamuṭṭhānaṃ dhammaṃ paṭicca nahetu nocittasamuṭṭhāno dhammo uppajjati hetupaccayā:. Sabbattha ekaṃ. Hetudukacittasamuṭṭhānadukaṃ niṭṭhitaṃ. ----------