Matsya Purana — The Nakṣatra-Puruṣa Vrata: Worship of Viṣṇu’s Cosmic Body through the Lunar M...
यथा न लक्ष्म्या शयनं तव शून्यं जनार्दन शय्या ममाप्यशून्यास्तु कृष्ण जन्मनि जन्मनि //
yathā na lakṣmyā śayanaṃ tava śūnyaṃ janārdana śayyā mamāpyaśūnyāstu kṛṣṇa janmani janmani //
Just as Your couch is never without Lakṣmī, O Janārdana, so too may my resting-place never be bereft of Your presence, O Kṛṣṇa—birth after birth.
It does not describe pralaya directly; instead, it expresses enduring devotion across successive births, implying the soul’s continuity through cycles of existence rather than focusing on cosmic dissolution.
It frames the ideal inner orientation for any role—king or householder: constancy in devotion and remembrance of Vishnu, seeking divine proximity as the sustaining support across life’s changing circumstances.
No technical Vāstu rule is stated; symbolically, “śayana” (the Lord’s couch with Lakṣmī) evokes Vaishnava iconography (Vishnu with Lakṣmī, often on Śeṣa), useful for understanding devotional imagery in temple worship.