Shiva Purana

siva.sh/siva-purana/rudra-samhita/58/49

दृष्ट्वाप्यवध्यत्वमदीनतां च वज्रस्य चात्यंतपरप्रभावम्।। क्षुवो दधीचस्य मुनीश्वरस्य विसिस्मिये चेतसि धातृपुत्रः ।। ४९ ।।

sanskrit

On thus seeing the indestructibility, absence of distress and adamantine bones of Dadhīca the great sage, Kṣuva, the son of the creator, became surprised at heart.

english translation

dRSTvApyavadhyatvamadInatAM ca vajrasya cAtyaMtaparaprabhAvam|| kSuvo dadhIcasya munIzvarasya visismiye cetasi dhAtRputraH || 49 ||

hk transliteration by Sanscript