Skandapurana 5.236.237

5.236.237

iti śrīskāṃde mahāpurāṇa ekāśītisāhasryāṃ saṃhitāyāṃ ṣaṣṭhe nāgarakhaṇḍe hāṭakeśvarakṣetramāhātmye śeṣaśāyyupākhyāne brahmanāradasaṃvāde cāturmāsyamāhātmye vratamahimavarṇanaṃnāma saptatriṃ śaduttaradviśatatamo'dhyāyaḥ .. 237 ..

Thus ends the two hundred and thirty-seventh chapter, named 'Description of the Greatness of Vows in the Greatness of Cāturmāsya,' in the conversation between Brahmā and Nārada, in the account of the one who sleeps on Śeṣa, in the glorification of the sacred field of Hāṭakeśvara, in the Nāgarakhaṇḍa, the sixth [part] in the venerable Skanda Purāṇa, a collection of eighty-one thousand [verses].