sn.45.78-82 Saṁyutta Nikāya (Linked Discourses)

Five Discourses on Accomplishment in Ethics, Etc.

“Mendicants, I do not see a single thing that gives rise to the noble eightfold path, or, if it’s already arisen, fully develops it like accomplishment in ethics. …”
“… accomplishment in enthusiasm …”
“… accomplishment in self-development …”
“… accomplishment in view …”
“… accomplishment in diligence …”