Nirnayasindhu 35.3.5

35.3.5

āpañcamādanyeṣāṃ pitṛpatnyaḥ sarvā mātarastadbhrātaro mātulāstadbhaginyo mātṛṣvasārastadduhitaraśca bhaginyastadapatyāni bhāgineyāni | anyathā saṃkarakāriṇaḥ syustathādhyāpayitureetadeva' iti
āpañcamāditi mātṛkule trigotrāntaritaviṣayaṃ veti prācyāḥ || mātsye-"samānapravarā
caiva śiṣyasantātireva ca | brahmadāturguroścaiva santatiḥ pratiṣidhyate ||" tadbhaginyo mātṛṣvasāra iti tu ākarè na paṭhitam | kvacidvacanādvivāhaḥ || yathā gṛhyapariśiṣṭe-'aviruddhasaṃbandhāmupagacchet' ityuktvā viruddhasaṃbandhaḥ svayamevoktaḥ | 'yathā bhāryāsvasurduhitā
pitṛvyapatnīsvasā ca' iti || baudhāyanaḥ- "mātuḥ sapatnyā bhaginīṃ tatsutāṃ ca vivarjayet | pitṛvyapalyā bhaginīṃ tatsutāṃ ca vivarjayet ||" ato mātṛṣvasuḥ sāṃpatnaputrakanyāpyavivāhyā | 'sāpatnamātṛkulajām' iti madanapārijātokteriti kecit
kecittu - 'jyeṣṭho bhrātā pituḥsamaḥ' iti bhanūktestatpalyā mātṛtvāttatpiturmātāmahatvāt
jyeṣṭhabhrātṛpatnī bhaginī na vivāhyā
tathā-'utpādakabrahmadātrorgarīyān brahmadaḥ pitā' iti manvekèrguruṇā tripuruṣaṃ sāpiṇḍyaṃ
sakhāyi nirvācyaḥ| atasteṣāṃ kanyā nodvāhyāḥ| "gāyatryā upadeṣṭuśca kanyāṃ naivodvaheddvijaḥ| gurośca kanyāṃ śiṣyo vā tatsaṃtatyāpi neṣyate || puruṣatrayaparyantaṃ bhrātrādenaitadiṣyate| vāksambandhakṛtānāṃ tu snehasambandhabhāginām || vivāhotra na kartavyo lokagarhā
prasajyate"