Here, a disciple is virtuous, abiding with restraint according to the monastic code, perfect in conduct and resort, seeing danger in the slightest faults, and training in the precepts he has undertaken.
Since for unguarded eye faculty, craving and aversion, corrupt unskilled states might flow in, he practices the restraint, guards the eye faculty, and attains control over the eye faculty.
Idha, bhikkhave, bhikkhu paṭisaṅkhā yoniso āhāraṁ āhāreti: ‘neva davāya na madāya na maṇḍanāya na vibhūsanāya; yāvadeva imassa kāyassa ṭhitiyā yāpanāya vihiṁsūparatiyā brahmacariyānuggahāya. Iti purāṇañca vedanaṁ paṭihaṅkhāmi, navañca vedanaṁ na uppādessāmi, yātrā ca me bhavissati, anavajjatā ca phāsuvihāro cā’ti.
Here, a disciple considers wisely the food he consumes:not for fun, for indulgence, for adornment, or for beautification, but simply for the sustenance and maintenance of this body, to avoid harm, to support the holy life, thinking, Thus I will terminate the former feeling and not arouse new feeling; I will be healthy, blameless, and live in comfort.
Here, a disciple purifies his mind of obstructive states by walking and sitting in the day; during the first watch of the night, he purifies his mind of obstructive states by walking and sitting.
In the middle watch of the night, he arranges his rest on the right side in the lion's posture, placing foot upon foot, mindful, clearly aware, with the intention to rise. In the last watch of the night, upon rising, he purifies his mind of obstructive states through walking and sitting contemplation.