Rudra-prasava-varṇana
The Manifestation and Naming of Rudra / Nīlalohita
तावत्कालं स्मृतो विप्र उग्रो देवस्तु दीक्षितः / तस्मान्नेमं परिवदेन्नाश्लीलं चास्य कीर्त्तयेत्
tāvatkālaṃ smṛto vipra ugro devastu dīkṣitaḥ / tasmānnemaṃ parivadennāślīlaṃ cāsya kīrttayet
For that duration the vipra is to be remembered as Ugra Deva, consecrated; therefore do not revile him, nor utter anything obscene about him.