Adhyaya 74

Three right-heel strikes on the ground, stepping over the threshold, entering supported by the left doorpost, and entering with the right foot; followed by astra installation on the udumbara and central worship.

Gaṇa, Sarasvatī, Lakṣmī (upper udumbara position), Nandī and Gaṅgā on the right, and Mahākāla with Yamunā are also beheld/considered in the early protective sequence.

It prescribes bhūtaśuddhi, prāṇāyāma (recaka–pūraka–kumbhaka), granthi-bheda, dvādaśānta and bindu contemplation, then transitions into nyāsa, āvāhana, and upacāra offerings.

Washing the pedestal and liṅga with astra-water, then sprinkling with arghya-vessel water while using the Hṛd-mantra—this procedure is explicitly named liṅga purification.

Gentle bathing with arghya-water and flower-scented water, followed successively by milk, curd, ghee, honey, sugar, and related substances, with mantra-consecrated materials and mūla-mantra bathing.

Astra-mantra perimeter protection, casting a śakti-net above and below, displaying mahāmudrā, using kavaca/varma, and repeated sprinkling/consecration of implements with astrāmbu and hṛd-mantra.