Rigvedabrahmana 18.2

18.2

tadāhuryadvṛhatyāyatanāni pṛṣṭhāni bhavantyatha kasmāttriṣṭubhā pratipadyata iti triḥ śasteṣā tisraśca bṛhatyaḥ saṃpadyanta ekā ca gāyatryīdamu
ha saṃdhe rūpaṃ yattisro bṛhatyaḥ prathamarūpaṃ gāyatryatha yadvṛhatīmabhisaṃpādayati bṛhatīṃ hyabhi vrataṃ saṃpadyate 'tha yadbārhatīnāṃ pratipadāṃ prathamaṃ
prathamaṃ pragāthaṃ punarādāyaṃ kakupkāraṃ śaṃsati punarādāyaṃ vai sāmagāḥ
stuvate tasyaivaitadrūpaṃ kriyata āgneyaṃ kratuṃ śaṃsati tadimaṃ lokamāpnotyuṣasyaṃ śaṃsati tadantarikṣalokamāpnotyāśvinaṃ śaṃsati tadamuṃ lokamāpnoti
sauryaṃ kratuṃ śaṃsatyasti vai caturtho devaloka āpastameva tenāpnoti pragāthaṃ śaṃsati paśavo vai pragāthaḥ paśūnāmevāptyā atho prāṇāpānau vai
bārhataḥ pragāthaḥ prāṇāpānāveva tadātmandhatte 'tha śastrasyaiva sendratāyai
dyāvāpṛthivīyaṃ śaṃsati pratiṣṭhe vai dyāvāpṛthivī pratiṣṭhityā eva dvipadāṃ śaṃsati pratiṣṭhānīyaṃ vai chando dvipadā³ pratiṣṭhityā eva bārhaspatyayā paridadhāti brahma vai bṛhaspatirbrahmanneva tadantaḥ pratitiṣṭhatyathaiṣā
saṃpadbhavati