sn46.3:8.1 Yasmiṁ samaye, bhikkhave, bhikkhu tathāsamāhitaṁ cittaṁ sādhukaṁ ajjhupekkhitā hoti, upekkhāsambojjhaṅgo tasmiṁ samaye bhikkhuno āraddho hoti; upekkhāsambojjhaṅgaṁ tasmiṁ samaye bhikkhu bhāveti; upekkhāsambojjhaṅgo tasmiṁ samaye bhikkhuno bhāvanāpāripūriṁ gacchati.