Narada Purana — Purva Bhaga, Shloka 5
Śuka’s Origin, Mastery of Śāstra, and Testing at Janaka’s Court
धारयन्स तपस्तेपे पुत्रार्थं सुनिसंत्तमः । अग्नेर्भूमेस्तथा वायोरंतरिक्षस्य चाभितः ॥ ५ ॥
dhārayansa tapastepe putrārthaṃ sunisaṃttamaḥ | agnerbhūmestathā vāyoraṃtarikṣasya cābhitaḥ || 5 ||
誓願を堅く保ちつつ、その最勝の人は子を得んがために苦行を修した。四方に向かい、アグニ（火）、ブーミ（地）、ヴァーユ（風）、そしてアンタリクシャ（中空界）を供養し、鎮め奉った。
Narada (narrating within the Moksha-Dharma discourse)
Vrata: none
Primary Rasa: vira
Secondary Rasa: shanta
FAQs
It highlights tapas (austerity) as a deliberate, vow-sustained discipline, showing that desire-driven aims (like progeny) are pursued through regulated dharmic effort and reverence to cosmic deities/elements rather than mere wish.
While not explicitly naming Vishnu-bhakti here, it reflects the bhakti principle of propitiation (upāsanā) and surrender through sustained observance—approaching divine powers with steadiness, purity, and ritual discipline.
The verse implies ritual orientation (kalpa/karma-kāṇḍa practice): performing tapas and propitiatory acts toward specific deities and cosmic regions—knowledge typically organized through Kalpa (ritual procedure) and related observances (vrata-niyama).