3.
The Chapter on the Sick
4.
Commentary on the Second Discourse on the Attendant
124. "Not competent" means not possessed of bodily power and the power of knowledge. "With material gain within" means rooted in material gain, expecting robes and other requisites in return.
5-6.
Commentary on the Two Discourses on Not Conducive to Long Life
125-126. In the fifth, "detrimental to life" means cutting off life, not increasing life. In the sixth too, the same method applies.
7.
Commentary on the Discourse on Dwelling Apart
127. In the seventh, "not able to withdraw from the monastic community" means not proper to go out from the Community and live alone. Although indeed he is not proper even to live in the midst of the Community because of not being an adornment to the Community, yet because of being bound to exhortation and instruction, he is without qualification not proper to withdraw from the Community. "Able to withdraw from the monastic community" means because of belonging to the four directions, having gone out from the Community, he is proper to live alone; but because of being an adornment to the Community, he is proper to live in the Community as well. The eighth is of clear meaning.
9.
Commentary on the Discourse on Agitation
129. In the ninth, "bound for the realm of misery" means going to the realm of misery. "Doomed to Niraya Hell" means going to hell. "Festering" means having the intrinsic nature of festering, like an old wound. "Incurable" means for which no remedial treatment can be done. The tenth is of manifest meaning only.
The Chapter on the Sick is third.