Skanda Purana 4.101.75

4.101.75

71 rurudaityaputrasya puṃbhirajeyasya durgāsurasya trailokyarājyakarturnāśāya svanikaṭe tamānetuṃ bhagavatyāḥ kālarātreḥ preṣaṇam, kālarātrivacanātsasainyasya durgadaityasya bhagavatyāḥ samīpa āgamanam, yuddhodyataṃ durgasainyaṃ vilokya devīśarīrācchakyudgamavarṇanam, durgāsurasya bhagavatyā saha yuddhavarṇanaṃ ca -.. .. 292 2

71. The sending of Kālarātri by the Goddess to bring into her presence the demon Durgāsura, son of the Daitya Ruru, who was invincible to males and ruled the three worlds, in order to destroy him; the arrival of the Daitya Durgāsura with his army into the presence of the Goddess at the word of Kālarātri; description of the emergence of the Śaktis from the body of the Goddess upon seeing Durgāsura’s army prepared for battle; and description of Durgāsura's battle with the Goddess... 292 2