Rudra-prasava-varṇana
The Manifestation and Naming of Rudra / Nīlalohita
तस्माद्भवेन्नाभ्युदितो बाह्यस्तमित एव च / न रुद्रम्प्रति मेहेत सर्वावस्थं कथं चन
tasmādbhavennābhyudito bāhyastamita eva ca / na rudramprati meheta sarvāvasthaṃ kathaṃ cana
Therefore He neither truly rises, nor goes forth outside, nor sets; in no condition should one ever commit impurity against Rudra.