Nirnayasindhu 2.p1.7

2.p1.7

saṃkrāṃteḥ pūrvataḥ paratastathā | vivāhādiṣu kāryeṣu nāḍyaḥ ṣoḍaśa ṣoḍaśa ||” iti || etat
puṇyakālopalakṣaṇam || 'bhānoḥ saṃkrāntibhogaśca kulikaścārdhayāmakaḥ |' iti jyotiḥprakāśe
varjyeṣu parigaṇanāt || ayanavyatiriktāsu daśasu saṃkrāntiṣu rātrau snānaśrāddhādi na kāryam
"ahni saṃkramaṇe kṛtsnamahaḥ puṇyaṃ prakīrtitam | rātrau saṃkramaṇe bhānordinārdhaṃ snānadānayoḥ
ardharātrādadhastasminmadhyāhnasyopari kriyā | ūrdhvaṃ saṃkramaṇe cordhvamudayātpraharadvayam || pūrṇe
prāguktavacanena tayordinadvayapuṇyatvādeva paryudāsānmakarakarkaṭayorapi 'snānaṃ dānaṃ parehani'
ityādibhiborder:puṇyatvokteḥ ahaḥpuṇyatvānupapattyā kalpyarātriniṣedhasya ca pratyakṣarātrividhinā
bādhātsarvasaṃkrāṃtiṣu rātrāvanuṣṭhānavikalpaḥ || sa ca deśācārādvyavatiṣṭhata iti yuktaḥ panthāḥ
ayanayostu vaktavyo viśeṣaḥ śrāvaṇe māghe ca vakṣyate
jyotirnibandhe gargaḥ-'yasya janmarkṣamāsādya ravisaṃkramaṇaṃ bhavet | tanmāsābhyantare tasya vairakleśadhanakṣayāḥ || tagarasaroruhapatrai rajanīsiddhārthalodhrasaṃyuktaiḥ | snānaṃ janmarkṣagate ravisaṃkramaṇe
nṛṇāṃ śubhadam || ' hemādrau-'ahni cedrātriyugmaṃ syādrātrau cedvāsaradvayam | saṃkrāṃtiḥ pakṣiṇī
jñeyā dānādhyayanakarmasu ||' yattu gauḍāḥ- 'saṃkrāntyāṃ pakṣayorante dvādaśyāṃ śrāddhavāsare| sāyaṃsaṃdhyāṃ na kurvīta kurvaṃśca pitṛhā bhavet || ' iti karmopadeśinyāṃ vyāsokteḥ sāyaṃ puṇyakāle
saṃdhyāniṣedhamāhuḥ || tannirmūlam || anyacca bahu vaktavyaṃ vistarabhīternocyate || iti saṃkrā
ntinirṇayaḥ
cāndramāsanirṇayaḥ