21 Hetuduka, Ajjhattārammaṇattika

Hetuṃ ajjhattārammaṇaṃ dhammaṃ paṭicca nahetu naajjhattārammaṇo dhammo uppajjati hetupaccayā. (Sabbattha tīṇi.)

Hetuṃ bahiddhārammaṇaṃ dhammaṃ paṭicca nahetu nabahiddhārammaṇo dhammo uppajjati hetupaccayā… . Hetuyā tīṇi…pe…  avigate tīṇi.