Hetu

Hetuṃ nevadassanena nabhāvanāya pahātabbahetukaṃ dhammaṃ paṭicca hetu nevadassanena nabhāvanāya pahātabbahetuko dhammo uppajjati hetupaccayā. (Saṃkhittaṃ.)

Hetuyā nava, ārammaṇe nava…pe…  avigate nava. (Saṃkhittaṃ.)