Gopathabrahmana 1.1.10

1.1.10

sa diśo 'nvaikṣata prācīṃ dakṣiṇāṃ pratīcīm udīcīṃ dhruvām ūrdhvām iti
tās tatraivābhyaśrāmyad abhyatapat samatapat
tābhyaḥ śrāntābhyas taptābhyaḥ saṃtaptābhyaḥ pañca vedān niramimīta
sarpavedaṃ piśācavedam asuravedam itihāsavedaṃ purāṇavedam iti
sa khalu prācyā eva diśaḥ sarpavedaṃ niramimīta
dakṣiṇasyāḥ piśācavedam_
pratīcyā asuravedam
udīcyā itihāsavedam_
dhruvāyāś cordhvāyāś ca purāṇavedam
sa tān pañca vedān abhyaśrāmyad abhyatapat samatapat
tebhyaḥ śrāntebhyas taptebhyaḥ saṃtaptebhyaḥ pañca mahāvyāhṛtīr niramimīta
vṛdhat karad ruhan mahat tad iti
vṛdhad iti sarpavedāt
karad iti piśācavedāt_
ruhad ity asuravedāt_
mahad itītihāsavedāt
tad iti purāṇavedāt
sa ya icchet sarvair etaiḥ pañcabhir vedaiḥ kurvīyety etābhir eva tan mahāvyāhṛtibhiḥ kurvīta
sarvair ha vā asyaitaiḥ pañcabhir vedaiḥ kṛtaṃ bhavati ya evaṃ veda yaś caivaṃvidvān evam etābhir mahāvyāhṛtibhiḥ kurute || 10 ||