Saṃyutta Nikāya 48 3. Chaḷindriyavagga 22. Jīvitindriyasutta “Tīṇimāni, bhikkhave, indriyāni. Katamāni tīṇi? Itthindriyaṃ, purisindriyaṃ, jīvitindriyaṃ—imāni kho, bhikkhave, tīṇi indriyānī”ti. Dutiyaṃ.