Jaiminīya (Talavakāra) Brāhmaṇa 2-3.77

2-3.77

eta ādityāḥ
ete hīdaṃ sarvamādadānā yanti
tasmādādityā iti
katame traya iti
ima eva lokā iti
katamau dvāviti
ahorātrāviti
katama indraḥ katamaḥ prajāpatiriti
vāgevendro manaḥ prajāpatiriti
katamaikā devateti
prāṇa iti
sa hovācānatipraśnyāṃ vai mā devatāmatyaprākṣīḥ puraitāvatithyā martāsi
na te śarīrāṇi cana gṛhānprāpsyantīti
taddha tathaivāsa
sa ha tathaiva mamāra
tasya hāpahāriṇo'nantareṇa śarīrāṇyapajahruranyanmanyamānāḥ
tasmādu ha nopavadet
api hyevaṃvitparo bhavatīti

"These are the Ādityas, for they go along taking up (ādadānāḥ) all this. Therefore [they are called] Ādityas.
'Which are the three?'
'These worlds.'
'Which are the two?'
'Day and night.'
'Which is Indra, and which is Prajāpati?'
'Speech is Indra, the mind is Prajāpati.'
'Which is the one deity?'
'Breath.'
He said: 'You have asked beyond a deity that is not to be asked beyond; you will die before such and such a day, nor will your bones reach home.'
And it was indeed so: he died just so. Highway robbers carried off his bones, thinking them to be something else. Therefore one should not speak ill [in debate], for even one who knows thus may be surpassed."