Devibhagavatapurana 7.35.55

7.35.55

idānīṃ dhāraṇākhyaṃ tu śṛṇuṣvāvahito mama |
dikkālādyanavacchinnadevyāṃ ceto vidhāya ca ||

Now hear from Me the Dhârânâ Yoga. To fix thoroughly one's heart on the Supremely Lustrous Force of Mine, pervading all the quarters, countries, and all time leads soon to the union of the Jîva and the Brahma.