Tithididhiti 1.31.p1.2

1.31.p1.2

pūrvaviddhaiveyaṃ grāhyā paraviddhaiveyamiti vidhāyakaśāstrāṇāmīdṛśaviṣaye pravṛttau prātisvikakālavidhīnāṃ bādhāpatteśca, dinadvayakarmakālavyāptyādipakṣe teṣāṃ niyamavidhitvenopapattau śāstrāntarabādhāyogācca, hrāsavṛddhī na kāraṇamitīdṛśaviṣaye śāstrāntarāpravṛttiliṅgācca | yadā dinadvaye karmakālavyāptiḥ dinadvaye tadsparśo vā dinadvaye sāmyene kadeśavyāpitve'pyupakramasamavyāpitvaṃ
tadā daivakarmasu nakṣatraviśeṣādyanapekṣeṣu yugmādivākyena kāścitpūrvaviddhatvena kāścitparaviddhatvena niyamyante | tadyathā-yugmāgniyugbhūtānāṃ ṣaṇmunyorvasurandhrayoḥ | rudreṇa dvādaśī yuktā caturdaśyā ca pūrṇimā | pratipadyapyamāvāsyā tithyoryugmaṃ mahāphalam
etadvyastaṃ mahādoṣaṃ puṇyaṃ hanti purākṛtam | iti | yugmaṃ dvitīyā | agnistṛtīyā | yugaṃ caturthī | bhūtaṃ pañcamī | ṣaṭ ṣaṣṭhī
muniḥ saptamī | vasuraṣṭamī | randhraṃ navamī | rudra ekādaśī
atra dvitīyā tṛtīyāviddhā tṛtīyā dvitīyāviddhetyevaṃ pratiyugmaṃ
niyamaḥ kriyate | tadatikrame etadvyastamiti doṣaḥ kīrtyate | evametatsamānaviṣayāṇi etadviruddhavatpratīyamānāni-pratipatsadvitīyā syādvitīyā pratipadyutetyādīni karmasāmānyapuraskāreṇa
pravṛttāni, karmaviśeṣapuraskāreṇa ca pravṛttāni-caturthī gaṇanādhasya
mātṛviddhā praśasyata-ityādīnīdṛśa eva viṣaye niyamārthāni
virodhaparihāraṃ tvavasare darśayiṣyāmaḥ | pitryakarmatithestu uktapakṣatraye'nyataratithiniyamārthaṃ kharvādiśāstram | tadyathā-kharvo
darpastathā hiṃsā trividhaṃ tithilakṣaṇam | kharvadarpau parau pūjyau
hiṃsā syātpūrvakālikī iti | kharvaḥ sāmyaṃ, darpo vṛddhiḥ, hiṃsā