From:
Paṭṭhānapakaraṇa
Dhammapaccanīya (2), Tikapaṭṭhānapāḷi (1)
7.20. Ajjhattattika
Naajjhattaṁ dhammaṁ paṭicca naajjhatto dhammo uppajjati hetupaccayā.
Nabahiddhā dhammaṁ paṭicca nabahiddhā dhammo uppajjati hetupaccayā. (Saṅkhittaṁ.)
Hetuyā dve …pe… avigate dve.