At Thorny Wood (3rd)Tatiyakaṇḍakīsutta

At Sāketa.Sāketanidānaṁ. Sāriputta said to Anuruddha:Ekamantaṁ nisinno kho āyasmā sāriputto āyasmantaṁ anuruddhaṁ etadavoca:

“What things has Venerable Anuruddha developed and cultivated to attain great direct knowledge?”“katamesaṁ āyasmā anuruddho dhammānaṁ bhāvitattā bahulīkatattā mahābhiññataṁ patto”ti?

“Reverend, I attained great direct knowledge by developing and cultivating the four kinds of mindfulness meditation.“Catunnaṁ khvāhaṁ, āvuso, satipaṭṭhānānaṁ bhāvitattā bahulīkatattā mahābhiññataṁ patto. What four?Katamesaṁ catunnaṁ? I meditate observing an aspect of the body—keen, aware, and mindful, rid of covetousness and displeasure for the world.Idhāhaṁ, āvuso, kāye kāyānupassī viharāmi ātāpī sampajāno satimā, vineyya loke abhijjhādomanassaṁ; I meditate observing an aspect of feelings …vedanāsu …pe… mind …citte …pe… principles—keen, aware, and mindful, rid of covetousness and displeasure for the world.dhammesu dhammānupassī viharāmi ātāpī sampajāno satimā, vineyya loke abhijjhādomanassaṁ— I attained great direct knowledge by developing and cultivating these four kinds of mindfulness meditation.imesaṁ khvāhaṁ, āvuso, catunnaṁ satipaṭṭhānānaṁ bhāvitattā bahulīkatattā mahābhiññataṁ patto.

And it’s because of developing and cultivating these four kinds of mindfulness meditation that I directly know the thousandfold galaxy.”Imesañca panāhaṁ, āvuso, catunnaṁ satipaṭṭhānānaṁ bhāvitattā bahulīkatattā sahassaṁ lokaṁ abhijānāmī”ti.