Hiranyakeshigrihyasutra 1.2.8.4

1.2.8.4

vyāhṛtibhiḥ samidhobhyādadhātyekaikaśaḥ samastābhiśca \ eṣā te agne samittayā vardhasva cā ca pyāyasva \ vardhiṣīmahi ca vayamā ca pyāsiṣīmahi \ svāhā \ medhāṃ ma indro dadātu medhāṃ devī sarasvatī \ medhāṃ me aśvināvubhāvādhattāṃ puṣkarasrajau \ svāhā \ apsarāsu ca yā medhā gandharveṣu ca yanmanaḥ \ daivīṃ medhā manuṣyajā sā māṃ medhā surabhirjuṣatām \ svāhā \ ā māṃ medhā surabhirviśvarūpā hiraṇyavarṇā jagatī jagamyā \ ūrjasvatī payasā pinvamānā sā māṃ medhā supratīkā juṣatām \ svāhā \ iti \4\

(Then) he puts (four) pieces of wood (on the fire) with the single (Vyâhritis) and with (the three Vyâhritis) together, and (four other pieces) with (the following four verses),
'This fuel is thine, Agni; thereby thou shalt grow and gain vigour. And may we grow and gain vigour. Svâhâ!
'May Indra give me insight; may Sarasvatî, the goddess, (give) insight; may both Asvins, wreathed with lotus, bestow insight on me. Svâhâ!
'The insight that dwells with the Apsaras, the mind that dwells with the Gandharvas, the divine insight and that which is born from men: may that insight, the fragrant one, rejoice in me! Svâhâ!
'May insight, the fragrant one, that assumes all shapes, the gold-coloured, mobile one, come to me. Rich in sap, swelling with milk, may she, insight, the lovely-faced one, rejoice in me! Svâhâ!'