महाभारतः mahābhārataḥ - book-3, chapter-82, verse-42

अथ वेदीं समासाद्य नरः परमदुर्गमाम् ।
अश्वमेधमवाप्नोति गच्छेच्चौशनसीं गतिम् ॥४२॥

42. atha vedīṁ samāsādya naraḥ paramadurgamām ,
aśvamedhamavāpnoti gaccheccauśanasīṁ gatim.

42. atha vedīm samāsādya naraḥ paramadurgamām
aśvamedham avāpnoti gacchet ca auśanasīm gatim

42. atha naraḥ paramadurgamām vedīm samāsādya
aśvamedham avāpnoti ca auśanasīm gatim gacchet

42. Then, a person having reached the extremely difficult to access altar, attains the fruit of the horse (Vedic ritual) and goes to the state of Uśanas (Śukra).

Words meanings summery:

• अथ (atha) - indicates sequence in the narrative (then, now, moreover)

• वेदीम् (vedīm) - the sacred altar for performing a Vedic ritual (altar, sacrificial ground, platform)

• समासाद्य (samāsādya) - having reached, having attained, having approached

• नरः (naraḥ) - man, person, human being

• परमदुर्गमाम् (paramadurgamām) - referring to the altar as being very remote or arduous to get to (extremely difficult to access, very hard to reach)

• अश्वमेधम् (aśvamedham) - the merit or fruit derived from performing the Aśvamedha Vedic ritual (the horse (Vedic ritual))

• अवाप्नोति (avāpnoti) - attains, obtains, reaches

• गच्छेत् (gacchet) - one should go, one may go

• च (ca) - and, also

• औशनसीम् (auśanasīm) - pertaining to Śukra (Uśanas), the guru of the asuras, implying a high celestial or esteemed state (relating to Uśanas, of Uśanas)

• गतिम् (gatim) - the exalted state or destination achieved by Uśanas (state, condition, path, destination)

Words meanings and morphology

अथ (atha) - indicates sequence in the narrative (then, now, moreover)

(indeclinable)

वेदीम् (vedīm) - the sacred altar for performing a Vedic ritual (altar, sacrificial ground, platform)

(noun)

Accusative, feminine, singular of vedī

vedī - altar, sacrificial ground, platform

समासाद्य (samāsādya) - having reached, having attained, having approached

(indeclinable)

Gerund (indeclinable participle)

Derived from root sad (to sit, approach) with prefixes sam- and ā-, forming an indeclinable past participle.

Prefixes: sam+ā

Root: sad (class 1)

नरः (naraḥ) - man, person, human being

(noun)

Nominative, masculine, singular of nara

nara - man, person, human being

परमदुर्गमाम् (paramadurgamām) - referring to the altar as being very remote or arduous to get to (extremely difficult to access, very hard to reach)

(adjective)

Accusative, feminine, singular of paramadurgama

paramadurgama - extremely difficult to access, very hard to reach

Compound type : tatpuruṣa (parama+durgama)

• parama – highest, supreme, excellent, utmost
  adjective (masculine)
• durgama – difficult to go, hard to access, inaccessible
  adjective (masculine)
  Derived from root gam (to go) with prefix dur-.
  Prefix: dur
  Root: gam (class 1)

अश्वमेधम् (aśvamedham) - the merit or fruit derived from performing the Aśvamedha Vedic ritual (the horse (Vedic ritual))

(noun)

Accusative, masculine, singular of aśvamedha

aśvamedha - horse (Vedic ritual), the most powerful of Vedic rituals

Compound type : tatpuruṣa (aśva+medha)

• aśva – horse
  noun (masculine)
• medha – Vedic ritual, oblation, offering
  noun (masculine)

अवाप्नोति (avāpnoti) - attains, obtains, reaches

(verb)

3rd person , singular, active, present (laṭ) of āp

Present indicative active

Present indicative active 3rd person singular of root āp (class 5) with prefix ava-.

Prefix: ava

Root: āp (class 5)

गच्छेत् (gacchet) - one should go, one may go

(verb)

3rd person , singular, active, optative (vidhi liṅ) of gam

Optative active

Optative active 3rd person singular of root gam (class 1).

Root: gam (class 1)

च (ca) - and, also

(indeclinable)

औशनसीम् (auśanasīm) - pertaining to Śukra (Uśanas), the guru of the asuras, implying a high celestial or esteemed state (relating to Uśanas, of Uśanas)

(adjective)

Accusative, feminine, singular of auśanasī

auśanasī - relating to Uśanas (Śukra)

Feminine form of auśanasa, derived from Uśanas (Śukra, the preceptor of the asuras).

गतिम् (gatim) - the exalted state or destination achieved by Uśanas (state, condition, path, destination)

(noun)

Accusative, feminine, singular of gati

gati - going, motion, path, course, destination, state, condition

Derived from root gam (to go).

Root: gam (class 1)