Narada Purana — Purva Bhaga, Shloka 13
Vyākaraṇa-saṅgraha: Pada–Vibhakti–Kāraka–Lakāra–Samāsa
नमःस्वस्तिस्वधास्वाहालंवषड्योग ईरिता । चतुर्थी चैव तादर्थ्ये तुमर्थाद्भाववाचिनः ॥ १३ ॥
namaḥsvastisvadhāsvāhālaṃvaṣaḍyoga īritā | caturthī caiva tādarthye tumarthādbhāvavācinaḥ || 13 ||
「namaḥ（礼拝）」「svasti（吉祥）」「svadhā（祖霊供養の辞）」「svāhā（供火の辞）」「alam（足れり）」および祭式の呼声「vaṣaṭ」は、第四格（与格）を支配すると説かれる。第四格はまた「それのために」（目的）を表し、動根より生じる -tum 形の不定詞は、意図して行う行為としての bhāva を示す。
Sanatkumara (teaching Narada in a technical Vedanga/Vyakarana context)
Vrata: none
Primary Rasa: shanta
Secondary Rasa: bhakti
FAQs
It links sacred utterances used in worship and sacrifice (namaḥ, svasti, svadhā, svāhā, vaṣaṭ) with precise grammatical usage, showing that correct speech (śabda) and correct intention (artha) are integral to dharma and ritual purity.
By teaching that offerings and salutations are expressed as “for” the deity or recipient (dative sense), it emphasizes purposeful dedication—acts done for the Lord, the Devas, or the Pitṛs—turning speech and action into conscious devotional offering.
Vyākaraṇa (Sanskrit grammar): it states when the dative (caturthī) is used—after certain indeclinables and in purpose-constructions—and notes the infinitive in -tum as a marker of intended action/purpose.