1.
The Discourse to Upāli
31.
Then the Venerable Upāli approached the Blessed One;
having approached, he paid respect to the Blessed One and sat down to one side.
Seated to one side, the Venerable Upāli said this to the Blessed One -
"How many reasons, venerable sir, dependent on which has a training rule been laid down by the Truth-finder for disciples, the Pātimokkha been recited?"
"There are ten reasons, Upāli, dependent on which a training rule has been laid down by the Truth-finder for disciples, the Pātimokkha has been recited. What are the ten? For the excellence of the Community, for the comfort of the Community, for the refutation of obstinate persons, for the comfortable abiding of well-behaved monks, for the restraint of mental corruptions pertaining to the present life, for the warding off of mental corruptions pertaining to the future life, for the confidence of those without confidence, for the increase of those with confidence, for the duration of the Good Teaching, for the support of the monastic discipline - these, Upāli, are the ten reasons dependent on which a training rule has been laid down by the Truth-finder for disciples, the Pātimokkha has been recited." The first.