Gāndharva-lakṣaṇa
Traits/Classification of the Gandharvas) and Royal-Genealogical Continuities (Vamśa-prasaṅga
राक्षसस्य मधोः पुत्रो धुन्धुर्नाम महासुरः / शेते लोकविनाशाय तप आस्थाय दारुणम्
rākṣasasya madhoḥ putro dhundhurnāma mahāsuraḥ / śete lokavināśāya tapa āsthāya dāruṇam
Dhundhu, the great asura, son of the rakshasa Madhu, lies there, having undertaken dreadful austerity for the destruction of the worlds.