Saṃyutta Nikāya 3

2. Dutiyavagga

17. Appamādasutta

Sāvatthi­nidānaṃ. Ekamantaṃ nisīdi. Ekamantaṃ nisinno kho rājā pasenadi kosalo bhagavantaṃ etadavoca: “atthi nu kho, bhante, eko dhammo yo ubho atthe samadhiggayha tiṭṭhati—diṭṭha­dham­mikañ­ceva atthaṃ samparāyikañcā”ti?

“Atthi kho, mahārāja, eko dhammo yo ubho atthe samadhiggayha tiṭṭhati— diṭṭha­dham­mikañ­ceva atthaṃ samparāyikañcā”ti.

“Katamo pana, bhante, eko dhammo, yo ubho atthe samadhiggayha tiṭṭhati— diṭṭha­dham­mikañ­ceva atthaṃ samparāyikañcā”ti?

“Appamādo kho, mahārāja, eko dhammo, yo ubho atthe samadhiggayha tiṭṭhati— diṭṭha­dham­mikañ­ceva atthaṃ sam­parā­yikañ­cāti. Seyyathāpi, mahārāja, yāni kānici jaṅgalānaṃ pāṇānaṃ padajātāni, sabbāni tāni hatthipade samodhānaṃ gacchanti, hatthipadaṃ tesaṃ aggamakkhāyati—yadidaṃ mahantattena; evameva kho, mahārāja, appamādo eko dhammo, yo ubho atthe samadhiggayha tiṭṭhati—diṭṭha­dham­mikañ­ceva atthaṃ samparāyikañcā”ti. Idamavoca … pe …

“Āyuṃ arogiyaṃ vaṇṇaṃ,
saggaṃ uccākulīnataṃ;
Ratiyo patthayantena,
uḷārā aparāparā.

Appamādaṃ pasaṃsanti,
puññakiriyāsu paṇḍitā;
Appamatto ubho atthe,
adhiggaṇhāti paṇḍito.

Diṭṭhe dhamme ca yo attho,
yo cattho samparāyiko;
Atthābhisamayā dhīro,
paṇḍitoti pavuccatī”ti.