Anuruddhasaṅyuta

Suttapiṭaka · Saṁyuttanikāya · Mahāvaggasaṁyutta · Vol. 19 · Section 1262

[1262] If he wishes, "May I dwell perceiving the repulsive in the unrepulsive," he dwells perceiving the repulsive there … he dwells equanimous there, with mindfulness (sati) and clear comprehension (sampajañña). To this extent, friend, a bhikkhu's four establishments of mindfulness (satipaṭṭhāna) have been undertaken.

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.