Skandapurana 1.4.65.56

1.4.65.56

55 bābhravyamukhādarjunena nāradamāhātmyaṃ śrutvā praśaṃsākaraṇapūrvakaṃ guptakṣetramāhātmyaśravaṇecchayā praśnakaraṇam , nāradenārjunāya guptakṣetrasthitagautameśvaraliṃgamāhātmyavarṇanaprasaṃgena savistarayogatattvasvarūpalakṣaṇavarṇanam ......... 190 1

55 Arjuna, having heard the greatness of Nārada from the mouth of Bābhravya, praised [him] and asked a question wishing to hear the greatness of the hidden field (Guptakṣetra); in the context of Nārada describing to Arjuna the greatness of the Gautameśvara liṅga situated in Guptakṣetra, a detailed description of the nature and characteristics of the reality of yoga... 190 1