Skandapurana 1.2.19.165

1.2.19.165

iti śrīskāṃde mahāpurāṇa ekāśītisāhasryāṃ saṃhitāyāṃ prathame māheśvarakhaṇḍe'ruṇācalamāhātmyauttarārdhe devyāstapaścaryāyāṃ durgākṛtamahiṣāsuravadhavarṇananāmaikonaviṃśo'dhyāyaḥ .. 19 .. .. cha ..

Thus ends the nineteenth chapter, named 'The Description of the Slaying of Mahiṣāsura by Durgā during the Goddess's Practice of Tapas', in the second half of the Aruṇācalamāhātmya, in the first Māheśvarakhaṇḍa of the glorious Skanda Mahāpurāṇa, in the collection of eighty-one thousand [verses].