Grammatical Sūtra: नित्यं पणः परिमाणे nityaṃ paṇaḥ parimāṇe
Individual Word Components: nityam paṇaḥ parimāṇe
Sūtra with anuvṛtti words: nityam paṇaḥ parimāṇe pratyayaḥ (3.1.1), paraḥ (3.1.2), ca (3.1.2), ādyudāttaḥ (3.1.3), ca (3.1.3), dhātoḥ (3.1.91), kṛt (3.1.93), kriyāyām (3.3.10), kriyārthāyām (3.3.10), bhāve (3.3.18), akartari (3.3.19), ca (3.3.19), kārake (3.3.19), saṃjñāyām (3.3.19), ap (3.3.57)
Type of Rule: vidhi
Preceding adhikāra rule:3.2.134 (1ā kveḥ tacchīlataddharmatatsādhukāriṣu)

Description:

The affix 'ap' comes invariably after the verb 'paṇ' (to barter), when the sense is that of measure. Source: Aṣṭādhyāyī 2.0

[The kŕt 1.93 affix 1.1 aP 57] is necessarily (nítyam) introduced [after 1.2 the verbal stem 1.91] páṇ- `barter, exchange, trade' (1.4.6) [to form an action noun 18 or denoting a kāraka other than the agent 19] for designating a measure (pari-māṇ-e). Source: From Aṣṭādhyāyī of Pāṇini In Roman Transliteration translated by Sumitra M. Katre, Copyright © 1987. Courtesy of the University of Texas Press.

Source:Srisa Chandra Vasu's Aṣṭādhyāyī of Pāṇini

Anuvṛtti: 3.3.18, 3.3.19, 3.3.57

Kāśikāvṛttī¹: paṇa vyavahāre stutau ca, asmād dhātor nityam ap pratyayo bhavati parimāṇe gamya   See More

Kāśikāvṛttī²: nityaṃ paṇaḥ parimāṇe 3.3.66 paṇa vyavahāre stutau ca, asmād dhātor nityam ap p   See More

Nyāsa²: nityaṃ paṇaḥ parimāṇe. , 3.3.66 "parimitaḥ"iti. parimito mitaḥ paricch   See More

Tattvabodhinī¹: paryāpto bhoktumiti. bhoktuṃ samartha ityarthaḥ. Sū #1511

Tattvabodhinī²: paryāptivacaneṣvalamartheṣu 1511, 3.3.66 paryāpto bhoktumiti. bhoktuṃ samartha i   See More

1.Source: Arsha Vidya Gurukulam
2.Source: Sanskrit Documents