Saṃyutta Nikāya - The Connected Discourses
Connected Discourses with Radha: SN23:14 Of Impermanent Nature
1 Sāvatthinidānaṃ. Ekamantaṃ nisinno kho āyasmā rādho bhagavantaṃ etadavoca: "‘aniccadhammo, aniccadhammo’ti, bhante, vuccati. Katamo nu kho, bhante, aniccadhammo"ti? "Rūpaṃ kho, rādha, aniccadhammo, vedanā aniccadhammo, saññā aniccadhammo, sankhārā aniccadhammo, viññāṇaṃ aniccadhammo. Evaṃ passaṃ … pe … nāparaṃ itthattāyāti pajānātī"ti.
Catutthaṃ.