Taittiriyabrahmana 3.10.11.2

3.10.11.2

sá sváṃ lokáṃ prátiprájānāti /
eṣá u ca_eváinaṃ tát sāvitráḥ /
svargáṃ lokám abhívahati //
ahorātráir vā́ idám̐ sayúgbhiḥ kriyate /
itirātrā́yā_adīkṣiṣata /
itirātrā́ya vratám úpāgur íti /
tā́ni hā́nevaṃ vidúṣaḥ /
amúṣmin_ loké śevadhíṃ dhayanti /
dhītám̐ ha_evá sá śevadhím ánupáraiti /
átha yó ha_eváitám agním̐ sāvitráṃ véda //

He recognises his own world.
And this Sāvitra fire then
carries him up to the heavenly world.
Indeed, this [work] is done by the yoked day-and-nights:
"They have been initiated for so many nights;
they have undertaken the vow for so many nights."
For one who does not know thus,
they suck out his treasure in yonder world;
he goes after a treasure that has been sucked dry.
Now, whoever knows this Sāvitra fire,