Sadācāra–Varṇa-lakṣaṇa and Prātaḥkṛtya
Right Conduct, Social Typologies, and Morning Purification
अंगुलीनां च रंध्रेण लंबं पश्येद्दिवाकरम् । आत्मप्रदक्षिणं कृत्वा शुद्धाचमनमाचरेत्
aṃgulīnāṃ ca raṃdhreṇa laṃbaṃ paśyeddivākaram | ātmapradakṣiṇaṃ kṛtvā śuddhācamanamācaret
指の間の隙間から太陽を拝し、ついで自らに対してプラダクシナー(内なる周回)を行い、その後、清浄なるアーチャマナ(聖水を啜る作法)を修すべし。
Suta Goswami
Tattva Level: pashu
Shiva Form: Dakṣiṇāmūrti
It teaches preparatory purity before Śiva-worship: steadying the senses (disciplined gaze), then turning inward through ātmā-pradakṣiṇā, and finally sealing the practice with śuddha ācamana—outer cleanliness supporting inner clarity for devotion to Pati (Śiva).
Liṅga-pūjā in the Vidyeśvara Saṃhitā emphasizes proper upacāras and purity. This verse describes a brief purification/centering sequence that makes the worshipper fit to approach Saguna Śiva in the Liṅga with reverence and controlled senses.
A focused viewing of the Sun through the finger-gap (sense-restraint and attention), followed by ātmā-pradakṣiṇā (inner consecration), and śuddha ācamana (ritual sipping for purity) as a preparatory step before worship.