Adhyaya 89: शौचाचारलक्षणम् — सदाचार, भैक्ष्यचर्या, प्रायश्चित्त, द्रव्यशुद्धि, आशौच-निर्णय
सपिण्डता च पुरुषे सप्तमे विनिवर्तते अतिक्रान्ते दशाहे तु त्रिरात्रमशुचिर्भवेत्
sapiṇḍatā ca puruṣe saptame vinivartate atikrānte daśāhe tu trirātramaśucirbhavet
Para un varón, la condición de sapinda (parentesco relevante para los ritos funerarios) cesa en la séptima generación; y, una vez transcurridos diez días, la impureza ritual dura sólo tres noches. Así se regula la norma del āśauca para el paśu (alma atada), a fin de que, tras la debida purificación, vuelva a la conducta orientada a Śiva: la adoración del Pati mediante ritos disciplinados.
Suta Goswami (narrating normative dharma within the Linga Purana discourse to the sages of Naimisharanya)
It sets eligibility boundaries for ritual purity: once the prescribed aśauca period is completed, the devotee can resume linga-puja, japa, and śaiva observances without violating dharma.
Indirectly, it frames Shiva as Pati—the ever-pure Lord—while the pashu must follow purification rules to approach His worship; purity disciplines the soul’s conduct toward liberation.
Ritual discipline (aśauca-niyama) connected to death-rites and purification, which safeguards the continuity of Shiva-puja and supports steadiness in sādhana (including Pashupata-aligned practice).