7.
The Third Eastern Monastery Discourse
517.
The same source.
"Because of having developed and cultivated how many faculties, monks, does a monk who has eliminated the mental corruptions declare the final liberating knowledge -
'I understand: ‘Birth is eliminated, the holy life has been lived, what had to be done has been done, there is no more coming back to any state of being'?"
"The teachings have the Blessed One as their root, venerable sir, etc.
"Because of having developed and cultivated four faculties, monks, a monk who has eliminated the mental corruptions declares the final liberating knowledge -
'I understand: ‘Birth is eliminated, the holy life has been lived, what had to be done has been done, there is no more coming back to any state of being.'
Which four?
The energy faculty, the mindfulness faculty, the concentration faculty, the wisdom faculty -
because of having developed and cultivated these four faculties, monks, a monk who has eliminated the mental corruptions declares the final liberating knowledge -
'I understand: ‘Birth is eliminated, the holy life has been lived, what had to be done has been done, there is no more coming back to any state of being.'"
The seventh.