Matsya Purana — Cosmography of Śākadvīpa and Successive Dvīpas: Mountains
गोविन्दात्परतश्चापि क्रौञ्चस्तु प्रथमो गिरिः क्रौञ्चात्परे पावनकः पावनादन्धकारकः //
govindātparataścāpi krauñcastu prathamo giriḥ krauñcātpare pāvanakaḥ pāvanādandhakārakaḥ //
Beyond Govinda Mountain lies Krauñca, the first of those peaks. Beyond Krauñca is Pāvanaka, and beyond Pāvanaka is Andhakāraka.
This verse does not describe pralaya; it maps sacred/cosmic geography by listing successive mountains beyond one another.
Indirectly, such geographic catalogues guide rulers and householders in understanding sacred regions and planning pilgrimages, donations, or jurisdiction connected with tirthas and holy landscapes.
No direct Vastu or temple-building rule appears here; its ritual value is primarily locational—identifying named mountains that can frame tirtha-based rites and pilgrimage orientation.