The Anukramaṇikā (Contents-Outline) of the Vāmana Purāṇa
हरस्य कालरूपाख्या कामस्य दहनं ततः । प्रह्लादनारायणयोर्युद्धं देवासुराहवः ॥ ४ ॥
harasya kālarūpākhyā kāmasya dahanaṃ tataḥ | prahlādanārāyaṇayoryuddhaṃ devāsurāhavaḥ || 4 ||
அடுத்து காலரூபமாகப் புகழ்பெற்ற ஹரன் (சிவன்) பற்றிய வருணனை, பின்னர் காமன் தகனம்; பிரஹ்லாதன்–நாராயணன் போர், மேலும் தேவர்–அசுரர் மகாயுத்தம்.
Narada (summarizing contents to the Sanatkumara tradition in an anukramanika register)
Vrata: none
Primary Rasa: vira
Secondary Rasa: raudra
It functions as an anukramanika (contents-summary) pointing to major puranic episodes—Time as the supreme devourer, desire being burnt (Kāma-dahana), and cosmic conflict—framing dharma and devotion within the larger puranic worldview.
By highlighting Prahlāda and Nārāyaṇa, it signals the centrality of Vaiṣṇava bhakti narratives: steadfast devotion to Nārāyaṇa is presented as a defining puranic theme even amid conflicts and divine dramas.
No specific Vedāṅga technique is taught in this line; it is a catalog-like verse used for textual navigation (anukrama), helping readers locate narrative sections rather than detailing śikṣā, vyākaraṇa, or jyotiṣa practices.