20.1--7 Paṭiccādivāra

Ajjhattaṃ dhammaṃ paṭicca nabahiddhā dhammo uppajjati hetupaccayā.

Bahiddhā dhammaṃ paṭicca naajjhatto dhammo uppajjati hetupaccayā. (Saṃkhittaṃ.)

Hetuyā dve…pe…  avigate dve. (Sabbattha vitthāro.)