महाभारतः mahābhārataḥ - book-14, chapter-53, verse-8

ओंकारप्रभवान्वेदान्विद्धि मां त्वं भृगूद्वह ।
यूपं सोमं तथैवेह त्रिदशाप्यायनं मखे ॥८॥

8. oṁkāraprabhavānvedānviddhi māṁ tvaṁ bhṛgūdvaha ,
yūpaṁ somaṁ tathaiveha tridaśāpyāyanaṁ makhe.

8. oṃkāraprabhavān vedān viddhi mām tvam bhṛgūdvaha
yūpam somam tathā eva iha tridaśaāpyāyanam makhe

8. O descendant of Bhrigu, know that I am the Vedas, originating from the sacred syllable Om (oṃkāra). I am also the sacrificial post, the soma, and the nourishment for the gods in the Vedic ritual (yajña) performed here.

Words meanings summery:

• ॐकारप्रभवान् (oṁkāraprabhavān) - originating from the sacred syllable Om (oṃkāra) (originating from Om, born from Om)

• वेदान् (vedān) - the sacred texts known as the Vedas (the Vedas (sacred texts))

• विद्धि (viddhi) - know (know, understand, realize)

• माम् (mām) - me (referring to the speaker, a deity) (me)

• त्वम् (tvam) - you (the interlocutor, Bhrigu's descendant) (you)

• भृगूद्वह (bhṛgūdvaha) - O descendant of Bhrigu (O descendant of Bhrigu, O bearer of Bhrigu's lineage)

• यूपम् (yūpam) - the ritual post in a Vedic ritual (sacrificial post, stake)

• सोमम् (somam) - the sacred soma plant/juice used in Vedic rituals (soma (plant, juice, moon-god))

• तथा (tathā) - and also (thus, so, in the same way, and)

• एव (eva) - truly, also (indeed, truly, just, only, even)

• इह (iha) - here (in this context of ritual) (here, in this world, in this case)

• त्रिदशआप्यायनम् (tridaśaāpyāyanam) - the nourishment/satisfaction of the gods (appeasement of gods, nourishment of gods)

• मखे (makhe) - in the Vedic ritual (yajña) (in a Vedic ritual, in a sacrifice)

Words meanings and morphology

ॐकारप्रभवान् (oṁkāraprabhavān) - originating from the sacred syllable Om (oṃkāra) (originating from Om, born from Om)

(adjective)

Accusative, masculine, plural of oṃkāraprabhava

oṁkāraprabhava - originating from Om, born from Om

Compound type : tatpurusha (oṃkāra+prabhava)

• oṃkāra – the sacred syllable Om
  noun (masculine)
• prabhava – origin, source, birth, power
  noun (masculine)
  Prefix: pra
  Root: bhū (class 1)

Note: Qualifies 'vedān'.

वेदान् (vedān) - the sacred texts known as the Vedas (the Vedas (sacred texts))

(noun)

Accusative, masculine, plural of veda

veda - Veda, sacred knowledge, scripture

Root: vid (class 2)

विद्धि (viddhi) - know (know, understand, realize)

(verb)

2nd person , singular, active, imperative (lot) of vid

Imperative

2nd person singular imperative active, irregular form from root 'vid' (class 2)

Root: vid (class 2)

माम् (mām) - me (referring to the speaker, a deity) (me)

(pronoun)

Accusative, singular of aham

aham - I, me

त्वम् (tvam) - you (the interlocutor, Bhrigu's descendant) (you)

(pronoun)

Nominative, singular of yuṣmad

yuṣmad - you

भृगूद्वह (bhṛgūdvaha) - O descendant of Bhrigu (O descendant of Bhrigu, O bearer of Bhrigu's lineage)

(proper noun)

Vocative, masculine, singular of bhṛgūdvaha

bhṛgūdvaha - descendant of Bhrigu, bearer of Bhrigu's lineage

Compound type : tatpurusha (bhṛgu+udvaha)

• bhṛgu – name of an ancient Rishi
  proper noun (masculine)
• udvaha – bearer, propagator, lineage
  noun (masculine)
  Prefix: ud
  Root: vah (class 1)

Note: Address to the listener.

यूपम् (yūpam) - the ritual post in a Vedic ritual (sacrificial post, stake)

(noun)

Accusative, masculine, singular of yūpa

yūpa - sacrificial post, stake to which victims are tied

सोमम् (somam) - the sacred soma plant/juice used in Vedic rituals (soma (plant, juice, moon-god))

(noun)

Accusative, masculine, singular of soma

soma - soma plant, soma juice, moon, moon god

तथा (tathā) - and also (thus, so, in the same way, and)

(indeclinable)

एव (eva) - truly, also (indeed, truly, just, only, even)

(indeclinable)

इह (iha) - here (in this context of ritual) (here, in this world, in this case)

(indeclinable)

त्रिदशआप्यायनम् (tridaśaāpyāyanam) - the nourishment/satisfaction of the gods (appeasement of gods, nourishment of gods)

(noun)

Accusative, neuter, singular of tridaśāpyāyana

tridaśāpyāyana - appeasing/nourishing the gods

Compound type : tatpurusha (tridaśa+āpyāyana)

• tridaśa – god (literally 'three times ten', referring to the number of Vedic deities)
  noun (masculine)
• āpyāyana – nourishment, gratification, causing to swell/thrive
  noun (neuter)
  Prefix: ā
  Root: pyāy (class 1)

मखे (makhe) - in the Vedic ritual (yajña) (in a Vedic ritual, in a sacrifice)

(noun)

Locative, masculine, singular of makha

makha - Vedic ritual, sacrifice, festival