Nirnayasindhu 2.4.4

2.4.4

gurubhārgavayormauḍhye candrasūryagrahe tathā ||" iti saṃgrahavacanāni || tāni ālasyādinātikrāntaśuddhakālaprārambhaviṣayāṇi || "nāmakarma ca darśeṭiṃ yathākālaṃ samācaret | atipāte sati tayoḥ praśaste māsi puṇyabhe ||" ityaparārke gargavacanāditi prayogapārijāte
uktaṃ caitat prayogaratne bhaṭṭaiḥ || kālādarśa tu-'nāmakarma ca jāteṣṭim' iti pāṭhaḥ| yājñikāstu-“ādhānānantarā paurṇamāsī cenmalamāsagā | tasyāmārambhaṇīyādīnna kurvīta
kadācana ||" iti trikāṇḍamaṇḍanavacanācchuddhakāla eva vibhraṣṭeṣṭiṃ kṛtvārambhaṃ kuryādityāhuḥ || kālādarśa smṛtisaṃgrahepi-“ārambhe darśapūrṇeṣṭyoragnihotrasya cādimam | pratiṣṭhāḥ
pañcakarmādyā malamāse vivarjayet ||" iti
vikṛtīṣṭinirṇayaḥ
atha vikṛtīṣṭiḥ | tatrāpastambaḥ-'yadīṣṭyā yadi paśunā yadi somena yajeta so'māvāsyāyāṃ paurṇamāsyāṃ vā' iti || atra prakṛtitaḥ kāle siddhepi sadyaskālatā vidheyā
tṛtīyāyāṃ sāṅgattvenokteḥ || atra paurṇamāsyamāvāsyāśabdābhyāṃ tadantyakṣaṇo gṛhyate | tena
tadgatyahorātre ityarthamāha rāmāṇḍaraḥ || mādhavopi-'iṣṭyādivikṛtiḥ sarvā parvaṇyevetinirṇayaḥ' iti | atra viśeṣamāha trikāṇḍamaṇḍanaḥ kātyāyanaśca-"āvartanāt prāgyadi parvasaṃdhiḥ kṛtvā tu tasmin prakṛtiṃ vikṛtyāḥ | tadaiva yāgaḥ parato yadi syāttasminvikṛtyā prakṛteḥ paredyuḥ || ” iti || dhūrtasvāmyādayopyevamāhuḥ | 'yadīṣṭyeti sāṅgāyā
vikṛteḥ parvakālatvādāvartanāt prāk saṃdhau saṃdhimabhito yajeta' iti prakṛteḥ pratipadi