Smrititattva 1.p2.19

1.p2.19

bhavet | sahasrasammitāṃ devīṃ japedvā prāṇasaṃyamān | kuryyāt
dvādaśasaṃkhyākān yathā śakti vrate naraḥ" || devīṃ gāyatrīm
mātsye | "daśamyāṃ niyatāhāro māṃsamaithunavarjitaḥ | ekādaśyāṃ na bhuñjīta pakṣayorubhayorapi” || harisantoṣe “kāṃsyaṃ
māṃsaṃ masūrañca canakaṃ koradūṣaṇam | śākaṃ madhuparātrañca tyajedupavasan striyam” || canakaṃ choletikhyātaṃ atropavasanniti
taddine bhojanāsambhavāt sāmīpyāt pūrvāparayorgrahaṇam
smṛtiḥ | “śākaṃ māṃsaṃ masūrañca punarbhājanamaithune | dyūtamambumpānañca daśamyāṃ vaiṣṇavastyajet”
smṛtiḥ | “prātaḥsandhyāṃ tataḥ kṛtvā saṅkalpaṃ budha ācaret”
vārāhe “gṛhītvauḍumbaraṃ pātraṃ vāripūrṇamudaṅmukhaḥ | upavāsantu gṛhṇīyāt yadvā vāryyeva dhārayet | ekādaśyāṃ nirāhāro bhūtvā caivāpare'hani | bhokṣye'haṃ puṇḍarīkākṣa ! śaraṇaṃ me
bhavācyuta !” || yadveti tāmrapātrābhāve jalamātraṃ gṛhītvā
saṅkalpayedityarthaḥ | kālamādhavīyadhṛtaskānde “upavāsantu
saṅkalpya mantrapūtaṃ jalaṃ pivet” || mantramāha kātyāyanaḥ
“aṣṭākṣareṇa mantreṇa trijapenābhimantritam | upavāsaphalaṃ
prepsuḥ pivet pātragataṃ jalam” | ācamanavannātra dūṣaṇam
tataḥ prārthayet | “idaṃ vrataṃ mayā deva ! gṛhītaṃ puratastava
nirvighnāṃ siddhimāpnotu tvatprasādājjanārddana !” || brahmapurāṇam
“ekādaśyāmubhe pakṣe nirāhāraḥ samāhitaḥ | saṃpūjya vidhivadviṣṇuṃ śraddhayā susamāhitaḥ | yāti viṣṇoḥ paraṃ sthānaṃ naro
nāstyatra saṃśayaḥ” || nṛsiṃhapurāṇam | “upavāso naraśreṣṭha ! ekādaśyāṃ vidhīyate | narasiṃhaṃ samabhyarcya sarvapāpaiḥ pramucyate”