Grammatical Sūtra: नमस्पुरसोर्गत्योः namaspurasorgatyoḥ
Individual Word Components: namaspurasoḥ gatyoḥ
Sūtra with anuvṛtti words: namaspurasoḥ gatyoḥ padasya (8.1.16), pūrvatra (8.2.1), asiddham (8.2.1), saṁhitāyām (8.2.108), visarjanīyasya (8.3.34), kupvoḥ (8.3.37), saḥ (8.3.38), ṣaḥ (8.3.39)
Type of Rule: vidhi
Preceding adhikāra rule:8.3.4 (1anunāsikāt paro 'nusvāraḥ)

Description:

For the visarga of ((namas)) and ((puras)) there is substituted ((sa)) before a hard guttural or a labial, when these words are Gati (1.4.67 and 74). Source: Aṣṭādhyāyī 2.0

[The substitute phoneme dental sibilant s 38 replaces padá 1.16 final 1.1.52 visarjanīya (ḥ) 34 of] the gati (1.4.60) particles nám-as `homage' and pur-ás- `in front' (i.e., functioning as gáti 1.4.67,74) [before 1.1.66 a velar or labial stop 37 in continuous utterance 2.108]. 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: 8.3.34, 8.3.37, 8.3.38, 8.3.39

Kāśikāvṛttī¹: namas purasityetayoḥ gatisaṃjñakayoḥ visarjanīyasya sakārādeśo bhavati kupvoḥ pa   See More

Kāśikāvṛttī²: namaspurasor gatyoḥ 8.3.40 namas purasityetayoḥ gatisaṃjñakayoḥ visarjanīyasya    See More

Nyāsa²: namaspurasorgatyoḥ. , 8.3.40 "apadādau" 8.3.38 iti nivṛttm(). namaḥśab   See More

Tattvabodhinī¹: puraḥpraveṣṭavyā iti. `pṛ? pālanapūraṇayoḥ'. bhrājabhāse'tyādinā kvip Sū #125   See More

Tattvabodhinī²: namaspurasorgatyoḥ 125, 8.3.40 puraḥpraveṣṭavyā iti. "pṛ? pālanapūraṇayoḥ&q   See More

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