AB, 3, 41, 2.0 dvādaśa rātreḥ paryāyāḥ sarve pañcadaśās te dvau dvau sampadya triṃśad ekaviṃśaṃ ṣoﾱaśi sāma trivṛt saṃdhiḥ sā triṃśat sa māsas triṃśan māsasya rātrayo māsadhā saṃvatsaro vihitaḥ saṃvatsaro 'gnir vaiśvānaro 'gnir agniṣṭomaḥ saṃvatsaram evānv atirātro 'gniṣṭomam apyety atirātram apiyantam anv aptoryāmo 'pyety atirātro hi sa bhavati //

BaudhŚS, 18, 15, 1.0 aptoryāmeṇa yakṣyamāṇo bhavati //

BaudhŚS, 18, 15, 15.0 tad aptoryāmasyāptoryāmatvam //

BaudhŚS, 18, 15, 15.0 tad aptoryāmasyāptoryāmatvam //

BhārŚS, 14, 17, 18.0 atha yady aptoryāmaḥ saṃdhicamasān unnayaṃś caturbhyaś camasagaṇebhyo rājānam atirecayati //

BhārŚS, 15, 4, 4.7 trayastriṃśatam aptoryāma iti vijñāyate //

DrāhŚS, 13, 4, 17.0 sapta somasaṃsthā agniṣṭomo 'tyagniṣṭoma ukthyaḥ ṣoḍaśī vājapeyo 'tirātro 'ptoryāma ity aptoryāma iti //

DrāhŚS, 13, 4, 17.0 sapta somasaṃsthā agniṣṭomo 'tyagniṣṭoma ukthyaḥ ṣoḍaśī vājapeyo 'tirātro 'ptoryāma ity aptoryāma iti //

GautDhS, 1, 8, 21.1 agniṣṭomo 'tyagniṣṭoma ukthyaḥ ṣoḍaśī vājapeyo 'tirātro 'ptoryāma iti sapta somasaṃsthāḥ //

JB, 1, 4, 1.0 taṃ trirātraṃ taṃ dvirātraṃ tam aptoryāmaṃ tam atirātraṃ taṃ vājapeyaṃ taṃ ṣoḍaśinaṃ tam ukthyaṃ tam agniṣṭomaṃ tam iṣṭipaśubandhāṃs taṃ cāturmāsyāni taṃ darśapūrṇamāsau tam ete agnihotrāhutī abhisamabharan //

KātyŚS, 10, 9, 28.0 atyagniṣṭoma ukthyaḥ ṣoḍaśī vājapeyo 'tirātro 'ptoryāmaḥ //

KātyŚS, 20, 8, 13.0 sarvastomo jyotir gaur āyur abhijid viśvajin mahāvratam aptoryāmo vā //

KātyŚS, 20, 8, 14.0 aptoryāme tiro 'hnīyebhyo rātriparyāya uttamaḥ //

KātyŚS, 21, 2, 4.0 agniṣṭut traya ukthyā indrastut sūryastud vaiśvadevastut vājapeyo 'ptoryāmaḥ sarvam asminn ālabhate //

VaikhGS, 1, 1, 5.0 agniṣṭomo 'tyagniṣṭoma ukthyaḥ ṣoḍaśī vājapeyo 'tirātro 'ptoryāma iti sapta somayajñā ityete catvāriṃśadbhavanti //

ĀpŚS, 20, 25, 12.1 aptoryāmaḥ saptamaḥ /

ĀśvŚS, 9, 11, 1.0 yasya paśavo nopadharerann anyān vā abhijanān ninītseta so 'ptoryāmeṇa yajeta //

ŚBM, 13, 5, 4, 7.0 ete eva pūrve ahanī aptoryāmo 'tirātras tena haitena kraivya īje pāñcālo rājā krivaya iti ha vai purā pañcālānācakṣate tadetadgāthayābhigītam aśvam medhyamālabhata krivīṇāmatipūruṣaḥ pāñcālaḥ parivakrāyāṃ sahasraśatadakṣiṇamiti //

ŚBM, 13, 7, 1, 9.1 aptoryāmaḥ saptamam ahar bhavati sarveṣām yajñakratūnām āptyai /

MBh, 13, 106, 14.1 aptoryāmeṣu niyatam ekaikasmin daśādadam /

Rām, Bā, 13, 35.2 abhijid viśvajic caiva aptoryāmo mahākratuḥ //

Parāśarasmṛtiṭīkā zu ParDhSmṛti, 2, 15.2, 21.8 agniṣṭomo 'tyagniṣṭoma ukthyaḥ ṣoḍaśī vājapeyo 'tirātrāptoryāma iti sapta somasaṃsthāḥ /