Nirukta, Phonetic Variants, and Vedic Dhātu–Svara Taxonomy
रभद्यब्दयनुदात्तेतो ञिक्ष्विदोतात्त इन्मतः । परस्मैपदिनः पंच दश स्कंम्भ्वादयस्तथा ॥ ३३ ॥
rabhadyabdayanudātteto ñikṣvidotātta inmataḥ | parasmaipadinaḥ paṃca daśa skaṃmbhvādayastathā || 33 ||
Du groupe de racines commençant par rabh et de la classe abda, ceux qui portent la marque anudātta ; et du groupe commençant par kṣvid, avec le marqueur it ṇi et l’udātta—selon cette opinion—il y a quinze racines Parasmaipada, à commencer par skambh et les autres.
Sanatkumara (in instruction to Narada on technical śāstra)
Vrata: none
Primary Rasa: shanta
Secondary Rasa: none
It shows that mokṣa-dharma study in the Narada Purana includes disciplined Vedāṅga learning—especially grammar and accent—so that Vedic recitation and scriptural understanding remain precise and error-free.
Indirectly: correct śabda (sound) and meaning support correct mantra and stotra usage; such accuracy strengthens Viṣṇu-bhakti practices by preserving the intended form and sense of sacred speech.
Vyākaraṇa and Śikṣā: it discusses dhātu-grouping, parasmaipada usage, and accent/it-markers (udātta/anudātta) used to classify verbal roots in grammatical tradition.