The Middle Length Discourses of the Buddha - Bhikkhu Nanamoli [452]
28. “Bhikkhus, that is how mindfulness of breathing, developed and cultivated, fulfils the four foundations of mindfulness.
(FULFILMENT OF THE SEVEN ENLIGHTENMENT FACTORS)
29. “And how, bhikkhus, do the four foundations of mindfulness, developed and cultivated, fulfil the seven enlightenment factors?
30. “Bhikkhus, on whatever occasion a bhikkhu abides contemplating the body as a body, ardent, fully aware, and mindful, having put away covetousness and grief for the world—on that occasion unremitting mindfulness is established in him. On whatever occasion unremitting mindfulness is established in a bhikkhu—on that occasion the mindfulness enlightenment factor is aroused in him, and he develops it, and by development, it comes to fulfilment in him.
31. “Abiding thus mindful, he investigates and examines that state with wisdom and embarks upon a full inquiry into it. On whatever occasion, abiding thus mindful, a bhikkhu investigates and examines that state with wisdom and embarks upon a full inquiry into it—on that occasion the investigation-of-states enlightenment factor is aroused in him, and he develops it, and by development it comes to fulfilment in him.
32. “In one who investigates and examines that state with wisdom and embarks upon a full inquiry into it, tireless energy is aroused. On whatever occasion tireless energy is aroused in a bhikkhu who investigates and examines that state with wisdom and embarks upon a full inquiry into it—on that occasion the energy enlightenment factor is aroused in him, and he develops it, and by development it comes to fulfilment in him.
33. “In one who has aroused energy, unworldly rapture arises. On whatever occasion unworldly rapture arises in a bhikkhu who has aroused energy—[86] on that occasion the rapture enlightenment factor is aroused in him, and he develops it, and by development it comes to fulfilment in him.
34. “In one who is rapturous, the body and the mind become tranquil. On whatever occasion the body and the mind become tranquil in a bhikkhu who is rapturous—on that occasion the tranquillity enlightenment factor is aroused in him, and he develops it, and by development it comes to fulfilment in him.
35. “In one whose body is tranquil and who feels pleasure, the mind becomes concentrated. On whatever occasion the mind becomes concentrated in a bhikkhu whose body is tranquil and who feels pleasure—on that occasion the concentration enlightenment factor is aroused in him, and he develops it, and by development it comes to fulfilment in him.
36. “He closely looks on with equanimity at the mind thus concentrated. On whatever occasion a bhikkhu closely looks on with equanimity at the mind thus concentrated—on that occasion the equanimity enlightenment factor is aroused in him, and he develops it, and by development it comes to fulfilment in him.
37. “Bhikkhus, on whatever occasion a bhikkhu abides contemplating feelings as feelings, ardent, fully aware, and mindful, having put away covetousness and grief for the world…(repeat as at §§30–36)...the equanimity enlightenment factor is aroused in him, and he develops it, and by development it comes to fulfilment in him.
38. “Bhikkhus, on whatever occasion a bhikkhu abides contemplating mind as mind, ardent, fully aware, and mindful, having put away covetousness and grief for the world...(repeat