Shiva Purana
ततस्त्वं तत्र गत्वा च विवरे च कृते मया ॥ प्रविश्य च तदा पूजां कृत्वा नागेश्वरस्य च ॥ ३८॥
Then you went there and made a cave for me Then he entered the city and offered worship to the lord of the serpents.
english translation
tatastvaM tatra gatvA ca vivare ca kRte mayA ॥ pravizya ca tadA pUjAM kRtvA nAgezvarasya ca ॥ 38॥
hk transliteration by Sanscript