6.4.126
न शसददवादिगुणानाम्
Operational rule vidhi
ए is not substituted for अ of शस् , दद् or of roots beginning with a व् or of such verbal अङ्ग (stems) in which the अ results through the substitution being कित् or ङित् follow, of the सेट् थल् of the लिट् (Perfect Tense) nor is the reduplicate elided.
Word by word (padaccheda)
Indeclinable न avyayaTarget श- सदद- वादि- ṣaṣṭhī · bahuvacana
- Indeclinable An avyaya such as च "and", वा "optionally", न "not".
- Target Ṣaṣṭhī (6th case): names what gets replaced, "in place of X" (1.1.49 षष्ठी स्थानेयोगा).
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Full reading
न श-
Pāṇini leaves out words that carry over from earlier sūtras. Expand to see the rule as a reader actually understands it.
Commentary
ए is not substituted for अ of शस् , दद् or of roots beginning with a व् or of such verbal अङ्ग (stems) in which the अ results through the substitution being कित् or ङित् follow, of the सेट् थल् of the लिट् (Perfect Tense) nor is the reduplicate elided.
Thus विशशसतुः, विशशसुः, विशशसिथे, दददे, दददाते, दददिर, Of roots beginning with व् :-ववमतुः, ववमुः, ववमिथ, ॥ Of roots where अ is the result of Guna, विशशरतुः, विशशरुः, विशशरिथ, लुलविथ, पुपविथ ॥ गुणशब्दाभिनिर्वृत्तस्यार्शब्दस्यौकारस्य चायमकार इति एत्वं प्रतिषिध्यते ॥
The अ of Guna may result either from the guna of ऋ as कृ changed to कर् or of उ changed to ओ again changed to अव् as लु-लव ॥
Śrīśa Chandra Vasu, The Ashtadhyayi of Panini (1897), via ashtadhyayi.com.