Reading guide
The teaching in one sentence
Four things worth realizing are sorted by the specific faculty that realizes each one, not by their content or their order of importance.
An unusual organizing axis
Every other classification in this chapter, and most in this nipāta, sorts its four items by content: four causes, four truths, four kinds of person. This discourse sorts by instrument — kāyena, with the body; satiyā, with recollection; cakkhunā, with the eye; paññāya, with wisdom — and only then names what each instrument reaches.
That is worth noticing as a structural choice in its own right. The discourse is not claiming these four things are realized in some fixed sequence, or that one is superior to another. It is observing that different kinds of realization use different faculties, and cataloguing which faculty goes with which content.
With the body: the eight liberations
Kāyena sacchikaraṇīyā, to be realized with the body — a phrase that names direct meditative experience rather than literal physical sensation. What is realized this way is aṭṭha vimokkhā, the eight liberations, a sequence of meditative states running from form-based absorption through the formless attainments to the cessation of perception and feeling.
This discourse does not enumerate the eight or explain them; it names them as a set already assumed to be known, in the compact style this chapter’s bare lists share with much of the Fours.
With recollection, and with vision: two of the three knowledges
Satiyā sacchikaraṇīyā, to be realized with recollection: past lives, pubbenivāsa. Cakkhunā sacchikaraṇīyā, to be realized with vision: the passing away and rebirth of sentient beings — the divine eye, cutūpapātañāṇa, that sees where beings go according to their deeds.
These are two of the tradition’s standard three knowledges, tevijjā, traditionally attained in sequence during the night of awakening: memory of one’s own past lives, sight of other beings’ deaths and rebirths, and the ending of defilements.
With wisdom: the ending of defilements, and the third knowledge
Paññāya sacchikaraṇīyā, to be realized with wisdom: āsavānaṁ khaya, the ending of defilements — the third of the three knowledges, and the collection’s standard description of arahantship, met repeatedly across this nipāta.
So three of this discourse’s four items map exactly onto the traditional three knowledges, in the same order they are traditionally given, each now assigned its own instrument: recollection for the first, vision for the second, wisdom for the third.
The fourth item, standing apart
The eight liberations do not belong to the set of three knowledges in any of their standard formulations, and their presence here, ahead of the three familiar items rather than after them, is worth flagging rather than passing over.
One reading is that the discourse is deliberately widening a familiar three-part scheme by adding a fourth so that it fits this nipāta’s number, in the same way several other discourses in the Fours have trimmed or extended material to match their chapter’s count. This reading guide offers that as a plausible account of the list’s shape rather than as something the text itself explains; the discourse gives no reason for the fourth item’s inclusion or its position first in the list.
What can be said with more confidence is that grouping the eight liberations with the three knowledges under a single organizing question — what faculty realizes this? — treats a purely meditative attainment and a purely cognitive one as answering to the same kind of inquiry, which is itself a modest and useful point independent of why the fourth item was added.
Key terms
The text
Four things to be realized
§1“Mendicants, these four things should be realized. What four? There are things to be realized with direct meditative experience. There are things to be realized with recollection. There are things to be realized with vision. There are things to be realized with wisdom. What things are to be realized with direct meditative experience? The eight liberations.
With recollection
§2What things are to be realized with recollection? Past lives.
With vision
§3What things are to be realized with vision? The passing away and rebirth of sentient beings.
With wisdom
§4What things are to be realized with wisdom? The ending of defilements. These are the four things to be realized.”
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