Shiva Purana

siva.sh/siva-purana/saturda-samhita/1/42

धर्माय स्वांगसंयुक्तं बुद्धितत्त्वं पिनाकिनः ।। अघोराख्यस्वरूपो यस्तिष्ठत्यंतस्तृतीयकः ।।४२।।

sanskrit

The third form of Śiva is Aghora that stands within, occupies.and presides over the principle of intelligence with all its ramifications for the sake of Dharma.

english translation

dharmAya svAMgasaMyuktaM buddhitattvaM pinAkinaH || aghorAkhyasvarUpo yastiSThatyaMtastRtIyakaH ||42||

hk transliteration by Sanscript