Adhyaya 89: शौचाचारलक्षणम् — सदाचार, भैक्ष्यचर्या, प्रायश्चित्त, द्रव्यशुद्धि, आशौच-निर्णय
उल्लेखनेनाञ्जनेन तथा संमार्जनेन च गोनिवासेन वै शुद्धा सेचनेन धरा स्मृता
ullekhanenāñjanena tathā saṃmārjanena ca gonivāsena vai śuddhā secanena dharā smṛtā
大地被宣说为:以刮削平整、以涂抹净化之膏、以扫拂清理而得清净;亦因牛之居止而清净,并被记为以洒水亦能清净。
Suta Goswami (narrating Śiva-pūjā procedures to the sages at Naimiṣāraṇya)
It prescribes bhūmi-śodhana—purifying the worship area—so the Linga-pūjā is performed in a sāttvika, consecrated space suitable for invoking Pati (Śiva) and removing ritual obstacles.
By emphasizing purity of the ritual field, it implies Śiva as Pati—supremely pure and liberating—approached through ordered discipline; purification supports the pashu’s movement from pasha (impurity/bondage) toward Śiva’s grace.
A practical pūjā-vidhi step: cleansing and consecrating the ground by scraping/leveling, smearing, sweeping, allowing cows to sanctify the area, and sprinkling water—preliminaries that stabilize the mind and environment for worship.