This source names Brahma directly: "or embodied power of a male god: Brahmani of Brahma, Vaishnavi of Vishnu, Maheswari of Shiva, Kaumari of Kartikeya, Indrani of Indra, Varahi of Varaha and Chamunda, who is her own case, an emanation..."
Source Matrikas (Wikipedia)
Durga, Deities This source names Durga directly: "the bodies of the gods to fight beside Durga against the demon armies, each riding her parent god's own mount and carrying his weapons."
Source Matrikas (Wikipedia)
Indra, Deities This source names Indra directly: "of Shiva, Kaumari of Kartikeya, Indrani of Indra, Varahi of Varaha and Chamunda, who is her own case, an emanation of the Goddess herself rather than of a male consort."
Source Matrikas (Wikipedia)
This source names Kartikeya directly: "Vishnu, Maheswari of Shiva, Kaumari of Kartikeya, Indrani of Indra, Varahi of Varaha and Chamunda, who is her own case, an emanation of the Goddess herself rather than of a male consort."
Source Matrikas (Wikipedia)
This source names Shakti directly: "in Hindu tradition, each one the shakti or embodied power of a male god: Brahmani of Brahma, Vaishnavi of Vishnu, Maheswari of Shiva, Kaumari of Kartikeya, Indrani of Indra, Varahi of Varaha and..."
Source Matrikas (Wikipedia)
This source names Varaha directly: "Kartikeya, Indrani of Indra, Varahi of Varaha and Chamunda, who is her own case, an emanation of the Goddess herself rather than of a male consort."
Source Matrikas (Wikipedia)
This source names The Sapta Matrikas directly: "A Wikipedia article on Varahi, one of the Sapta Matrikas, the seven mother goddesses of Hindu tradition, describing her sow-faced iconography, her creation from Vishnu's boar avatar Varaha, her..."
Source Varahi (Wikipedia)