Adhyaya 89: शौचाचारलक्षणम् — सदाचार, भैक्ष्यचर्या, प्रायश्चित्त, द्रव्यशुद्धि, आशौच-निर्णय
केवलं द्वादशाहेन क्षत्त्रियाणां द्विजोत्तमाः नाभिषिक्तस्य चाशौचं संप्रमादेषु वै रणे
kevalaṃ dvādaśāhena kṣattriyāṇāṃ dvijottamāḥ nābhiṣiktasya cāśaucaṃ saṃpramādeṣu vai raṇe
О лучшие из дважды-рождённых! Для кшатриев срок aśauca составляет лишь двенадцать дней. А для того, кто ещё не был помазан (abhiṣeka) и не вступил в царское достоинство, нет нечистоты, если смерть наступила из-за несчастного случая в бою.
Suta Goswami (narrating to the sages of Naimisharanya)
It sets dharmic boundaries for ritual eligibility—clarifying when a devotee (pashu) may resume Shiva-puja after death-related impurity, and noting special exceptions connected to battle.
Indirectly: Shiva-tattva is approached through disciplined observance of purity rules; the verse frames purity as a practical aid for worship, not as Shiva’s limitation—Pati remains ever pure while the pashu follows niyamas to remove pasha-like obstructions.
Ritual discipline (niyama) concerning aśauca—timelines and exceptions that affect formal acts like abhiṣeka, mantra-japa, and temple/linga service.