[93] Furthermore, there are twenty-five senses of concentration (samādhi) belonging to concentration: it is concentration in the sense of being embraced; concentration in the sense of being equipped; concentration in the sense of being fulfilled; concentration in the sense of singleness (of object); concentration in the sense of non-distraction; concentration in the sense of non-dissipation; concentration in the sense of non-turbidity; concentration in the sense of imperturbability; concentration in the sense of being liberated; concentration because of the steadiness of the mind (citta) through the establishment of unity; concentration because "it seeks the even"; concentration because "it does not seek the uneven"; concentration because the even has been sought; concentration because the uneven has not been sought; concentration because "it takes up the even"; concentration because "it does not take up the uneven"; concentration because the even has been taken up; concentration because the uneven has not been taken up; concentration because "it practises the even"; concentration because "it does not practise the uneven"; concentration because the even has been practised; concentration because the uneven has not been practised; concentration because "it meditates upon the even"; concentration because "it burns up the uneven"; concentration because the even has been meditated upon; concentration because the uneven has been burnt up; concentration because "it is even, beneficial, and pleasant." These are the twenty-five senses of concentration belonging to concentration.
That is knowledge (ñāṇa) in the sense of being known; it is wisdom (paññā) in the sense of understanding. Hence it is said: wisdom in composing the mind after having restrained it is the knowledge consisting in the development of concentration (samādhibhāvanāmaye ñāṇaṃ).
[Footnote 1 in the Siam Raṭṭha edition, referring to a variant reading: M(yanmar edition): "puḷuvakasaññāvasena" — by way of the perception of a worm-infested corpse.]
English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.