To answer the question definitively: It is a from the Devi Bhagavata Purana and Devi Mahatmya , serving as the supreme mantra for acknowledging the omnipresence of the Divine Mother. It reminds us that the Goddess is not just an idol in a temple, but the living breath, power, and wisdom within every soul.
The repetition acts as a confession of her all-pervading nature. The cycle typically goes:
As the Goddess prepared for battle, the gods realized they were witnessing the Supreme Power. To acknowledge her sovereignty and seek her grace, they offered her praises. It is in this context that the collective host of gods, led by Brahma, is said to have recited the Ya Devi Sarva Bhuteshu to honor her omnipresence.
If the Goddess resides in every being as "Shakti" (power) or "Buddhi" (intellect), then to disrespect another human being is to disrespect the Goddess herself. It transforms the way a practitioner views the world. It forces the devotee to look for the divine in the criminal, the saint, the rich, and the poor alike.
It is the opening verse of the or the Tantrik Devi Suktam . While there are different versions of the Devi Sukta in the Vedas, this specific version is most famously found in the Devi Bhagavata Purana (Book 5, Chapter 8) and the Devi Mahatmya (part of the Markandeya Purana), which is the core text of Durga Puja and Navratri celebrations.
The mantra is structured as a repetitive affirmation. It identifies the Goddess not as a distant entity, but as the indwelling spirit of every being.
In a modern spiritual context, the Ya Devi Sarva Bhuteshu mantra carries a profound message of .