Devimahatmya or Saptashaticandi 34.8

Devīmāhātmya or Saptaśatīcaṇḍī 34.8

guhyātiguhyagoptrī tvaṃ gṛhāṇāsmatkṛtaṃ japam
siddhirbhavatu me devi tvatprasādānmaheśvari