Sangitisutta 2.1.92

2.1.92

puna caparaṃ, āvuso, bhikkhu aññataraṃ devanikāyaṃ paṇidhāya brahmacariyaṃ carati: ‘imināhaṃ sīlena vā vatena vā tapena vā brahmacariyena vā devo vā bhavissāmi devaññataro vā’ti.

They lead the spiritual life hoping to be reborn in one of the orders of gods, thinking: ‘By this precept or observance or fervent austerity or spiritual practice, may I become one of the gods!’