Shiva Purana

siva.sh/siva-purana/saturda-samhita/13/19

इत्थमाश्वास्य ताम्पत्नीञ्जगाम तपसे मुनिः ।। यत्र विश्वेश्वरः साक्षात्काशीनाथोऽधि तिष्ठति ।। १९ ।।

sanskrit

After consoling his wife, the sage set out for penance to the city of Vārāṇasī where Lord Śiva himself is stationed.

english translation

itthamAzvAsya tAmpatnIJjagAma tapase muniH || yatra vizvezvaraH sAkSAtkAzInAtho'dhi tiSThati || 19 ||

hk transliteration by Sanscript