Shiva Purana
महामुनिर्दधीचिर्यस्स तपस्वी जितेन्द्रियः ॥ लेभे शिवं समाराध्य वज्रास्थित्ववरम्पुरा ॥ १७॥
There is a great sage Dadhīci of great penance and of full control of his sense-organs. After propitiating Śiva he secured the boon of adamantine bones formerly.
english translation
mahAmunirdadhIciryassa tapasvI jitendriyaH ॥ lebhe zivaM samArAdhya vajrAsthitvavarampurA ॥ 17॥
hk transliteration by Sanscript