Kali Ma is an energy that lives within us all. She is the Dark Goddess of the Hindu tradition. She is both a mother creatress, as well as a fierce destroyer. Her wisdom is wild and primeval, the embodied Shakti. She is the divine form of Mother Nature herself.
JAI MATA KALI, JAI MATA DURGE, KALI, DURGE, NAMO NAMAH Jay (or Jai) mata Kali = Victory to Mother Kali, Jai Mata Durge = Victory to Mother Durga Kali Durge = Kali (and) Durga (they are the same), Mata" is used with the name of Indian goddesses to stress their motherly aspect namoh namah - in Hindu hymnody, this means something akin to "sacred name"
“Durga becomes angry, her face becoming dark as ink. Suddenly the goddess Kali springs from her forehead.” Kali is Durga’s rage, fury, and bloodlust unleashed onto the battlefield. “She roars loudly and leaps into battle where she tears demons apart with her hands and crushes them in her jaws.”