Dutiyasikkhasutta 5.1

5.1

Iti kho, bhikkhave, padesaṃ padesakārī ārādheti, paripūraṃ paripūrakārī, avañjhāni tvevāhaṃ, bhikkhave, sikkhāpadāni vadāmī”ti.

So, mendicants, if you practice partially you succeed partially. If you practice fully you succeed fully. But in any case, these training rules are not barren, I say.”