The description of Marwantaras: Lord Visnu’s glory {his four manifestations) - Verse 35

नमो देवादिदेवाय देवानां परमात्मने। पुरुषाय पुराणाय विष्णवे कूर्मरूपिणे।।

namo devādidevāya devānāṃ paramātmane| puruṣāya purāṇāya viṣṇave kūrmarūpiṇe||