Passage
Digha Nikaya 33 (dn33:2.1.93)
pli dn
Yo so, āvuso, bhikkhu aññataraṁ devanikāyaṁ paṇidhāya brahmacariyaṁ carati: ‘imināhaṁ sīlena vā vatena vā tapena vā brahmacariyena vā devo vā bhavissāmi devaññataro vā’ti, tassa cittaṁ na namati ātappāya anuyogāya sātaccāya padhānāya. Yassa cittaṁ na namati ātappāya anuyogāya sātaccāya padhānāya.