上座部《发趣论》（巴利原文）

Paṭṭhānapakaraṇa

Dhammapaccanīyānuloma (4), Dukatikapaṭṭhānapāḷi (3)

21.36. Hetuduka, Ajjhattārammaṇattika

Nahetuṁ naajjhattārammaṇaṁ dhammaṁ paccayā hetu ajjhattārammaṇo dhammo uppajjati hetupaccayā. (Saṅkhittaṁ.) Hetuyā tīṇi …pe… avigate tīṇi.

Nahetuṁ nabahiddhārammaṇaṁ dhammaṁ paccayā hetu bahiddhārammaṇo dhammo uppajjati hetupaccayā. (Saṅkhittaṁ.) Hetuyā tīṇi …pe… avigate tīṇi.

(Ajjhattabahiddhārammaṇaṁ natthi.)