Saṃyutta Nikāya 56 10. Catutthaāmakadhaññapeyyālavagga 92. Kayavikkayasutta … “Evameva kho, bhikkhave, appakā te sattā ye kayavikkayā paṭiviratā; atha kho eteva bahutarā sattā ye kayavikkayā appaṭiviratā … pe …. Dutiyaṃ.