Charak Samhita
अलौकिकाप्तोपदेशऐतिह्यपदेनोच्यतइत्याह- वेदादिरिति ॥४१॥
॥ 20. Aitihya (traditional instruction)॥ Aitihya is the divine authoritative (or traditional) source of knowledge such as veda etc.
english translation
alaukikAptopadezaaitihyapadenocyataityAha- vedAdiriti ॥41॥
hk transliteration by Sanscript