Pāṇini 3.3.96

Grammatical Sūtra: मन्त्रे वृषेषपचमनविदभूवीरा उदात्तः mantre vṛṣeṣapacamanavidabhūvīrā udāttaḥ Chantings of the aṣṭādhyāyī kindly with permision Sai Susarla.
Individual Word Components: mantre vṛṣeṣapacamanavidabhūvīrāḥ (pañcamyarthe prathamā) udāttaḥ
Sūtra with anuvṛtti words: mantre vṛṣeṣapacamanavidabhūvīrāḥ (pañcamyarthe prathamā) udāttaḥ 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), striyām (3.3.94), ktin (3.3.94), bhāve (3.3.95)
Type of Rule: vidhi
Preceding adhikāra rule:3.2.134 (1ā kveḥ tacchīlataddharmatatsādhukāriṣu)

Description:

In Mantra literature, 'ktin' acutely accented comes after the following roots, forming words in the feminine gender, denoting a mere action:'vṛish' (to rain), 'ish' (to wish), 'pach' (to cook), 'man' (to think), 'vid' (to know), 'bhû'(to be), 'vi' (to go, to consume) and 'râ' (to give). Source: Aṣṭādhyāyī 2.0

[The kŕt 1.93 affix 1.1 KtiN 94] with high-pitch (udātta) accent is introduced [after 1.2 the verbal stems 1.91] vr̥ṣ- `rain' (I 738), iṣ- `desire' (VI 59), pac- `cook' (1.1.45), man- `think' (IV 47), víd- `know' (II 55), bhū- `become' (I 1), vī- `go' (II 39), and rā- `give' (II 48) [to form action nouns 95 in the feminine gender 94] in the domain of Mántra. Source: From Aṣṭādhyāyī of Pāṇini In Roman Transliteration translated by Sumitra M. Katre, Copyright © 1987. Courtesy of the University of Texas Press.