Shiva Purana

siva.sh/siva-purana/kotirudra-samhita/2/27

नागेश्वरस्तु कौशिक्यास्तीरे तिष्ठति नित्यशः।। अनन्तेश्वरसंज्ञश्च कल्याणशुभभाजनः ।। २७ ।।

sanskrit

Nāgeśvara is stationed on the banks of the Kauśikī for ever. What is named Ananteśvara is the receptacle of all welfare and auspiciousness.

english translation

nAgezvarastu kauzikyAstIre tiSThati nityazaH|| anantezvarasaMjJazca kalyANazubhabhAjanaH || 27 ||

hk transliteration by Sanscript