Shiva Purana

siva.sh/siva-purana/rudra-samhita/96/49

कृत्वा प्रतिज्ञां देवेशो दृष्ट्वा क्लेशमसंख्यकम् ।। दुहितुस्ते तपःस्थानमाजगाम द्विजात्मकः ।।४९।।

sanskrit

Taking the firm decision on seeing her innumerable sufferings He came to the place of your daughter’s penance in the guise of a brahmin.

english translation

kRtvA pratijJAM devezo dRSTvA klezamasaMkhyakam || duhituste tapaHsthAnamAjagAma dvijAtmakaH ||49||

hk transliteration by Sanscript