Shiva Purana

siva.sh/siva-purana/saturda-samhita/13/52

तत उत्थाय हृष्टात्मा मुनिर्विश्वानरः कृती।। प्रत्यब्रवीन्मुनिश्रेष्ठः शंकरम्बालरूपिणम् ।। ५२।।

sanskrit

Then the delighted and contented sage Viśvānara stood up and replied to Śiva who had assumed the form of a boy.

english translation

tata utthAya hRSTAtmA munirvizvAnaraH kRtI|| pratyabravInmunizreSThaH zaMkarambAlarUpiNam || 52||

hk transliteration by Sanscript