Devibhagavatapurana 9.24.49

Devībhāgavatapurāṇa 9.24.49

pūrṇimāyāmamāyāṃ ca dvādaśyāṃ ravisaṅkrame |
tailābhyaṅgaṃ ca kṛtvā ca madhyāhne niśi sandhyayoḥ ||