長部（ディーガ・ニカーヤ） 2:324
SUJATOPītiyā ca virāgā upekkhako ca viharati, sato ca sampajāno, sukhañca kāyena paṭisaṁvedeti, yaṁ taṁ ariyā ācikkhanti ‘upekkhako satimā sukhavihārī’ti tatiyaṁ jhānaṁ upasampajja viharati.
And with the fading away of rapture, they enter and remain in the third absorption, where they meditate with equanimity, mindful and aware, personally experiencing the bliss of which the noble ones declare, ‘Equanimous and mindful, one meditates in bliss.’