Devibhagavatapurana 8.15.14

Devībhāgavatapurāṇa 8.15.14

madhyamaṇḍalaveśaśca sāmyaṃ rātridinādike |
ākṛṣyete yadā tau tu dhruveṇa samadhiṣṭhitau ||