महाभारतः mahābhārataḥ - book-6, chapter-17, verse-2

मघाविषयगः सोमस्तद्दिनं प्रत्यपद्यत ।
दीप्यमानाश्च संपेतुर्दिवि सप्त महाग्रहाः ॥२॥

2. maghāviṣayagaḥ somastaddinaṁ pratyapadyata ,
dīpyamānāśca saṁpeturdivi sapta mahāgrahāḥ.

2. maghāviṣayagaḥ somaḥ tat dinam pratiapadyata
dīpyamānāḥ ca sampetuḥ divi sapta mahāgrahāḥ

2. tat dinam somaḥ maghāviṣayagaḥ pratiapadyata.
ca sapta dīpyamānāḥ mahāgrahāḥ divi sampetuḥ

2. On that day, the Moon entered the constellation of Maghā. And seven great planets, blazing brightly, converged in the sky.

Words meanings summery:

• मघाविषयगः (maghāviṣayagaḥ) - the Moon entering the constellation of Maghā (entering the region of Maghā, situated in the sphere of Maghā)

• सोमः (somaḥ) - the Moon (the Moon, Soma (a Vedic deity, plant juice))

• तत् (tat) - that (specific) day (that)

• दिनम् (dinam) - on that day (adverbial accusative) (day)

• प्रतिअपद्यत (pratiapadyata) - entered (the constellation) (reached, attained, obtained, entered)

• दीप्यमानाः (dīpyamānāḥ) - blazing brightly (describing the planets) (shining, blazing, resplendent)

• च (ca) - and, also, moreover

• सम्पेतुः (sampetuḥ) - converged (fell, rushed, converged, met)

• दिवि (divi) - in the sky, in heaven

• सप्त (sapta) - seven

• महाग्रहाः (mahāgrahāḥ) - great planets, mighty celestial bodies

Words meanings and morphology

मघाविषयगः (maghāviṣayagaḥ) - the Moon entering the constellation of Maghā (entering the region of Maghā, situated in the sphere of Maghā)

(adjective)

Nominative, masculine, singular of maghāviṣayaga

maghāviṣayaga - moving to or situated in the region of Maghā (a lunar mansion)

Compound type : Tatpurusha (maghā+viṣaya+ga)

• maghā – Maghā (name of the tenth lunar mansion)
  proper noun (feminine)
• viṣaya – region, sphere, object of sense, domain
  noun (masculine)
• ga – going, moving, situated in
  adjective (masculine)
  agent noun/suffix
  Derived from root gam (to go) with suffix -a.
  Root: gam (class 1)

सोमः (somaḥ) - the Moon (the Moon, Soma (a Vedic deity, plant juice))

(noun)

Nominative, masculine, singular of soma

soma - the Moon; a sacred plant and its juice; a Vedic deity

तत् (tat) - that (specific) day (that)

(pronoun)

Accusative, neuter, singular of tad

tad - that, he, she, it

Note: Functions as an adjective for 'dinam'.

दिनम् (dinam) - on that day (adverbial accusative) (day)

(noun)

Accusative, neuter, singular of dina

dina - day

Note: Used adverbially to mean 'on that day'.

प्रतिअपद्यत (pratiapadyata) - entered (the constellation) (reached, attained, obtained, entered)

(verb)

3rd person , singular, active, past imperfect (laṅ) of prati-pad

Root pad (to go) with prefix prati.

Prefix: prati

Root: pad (class 4)

दीप्यमानाः (dīpyamānāḥ) - blazing brightly (describing the planets) (shining, blazing, resplendent)

(adjective)

Nominative, masculine, plural of dīpyamāna

dīpyamāna - shining, blazing, resplendent

Present Active Participle (Ātmanepada)

Derived from root dīp (to shine) with the ātmanepada participle suffix -māna.

Root: dīp (class 4)

च (ca) - and, also, moreover

(indeclinable)

सम्पेतुः (sampetuḥ) - converged (fell, rushed, converged, met)

(verb)

3rd person , plural, active, perfect (lit) of sam-pat

Root pat (to fall) with prefix sam.

Prefix: sam

Root: pat (class 1)

दिवि (divi) - in the sky, in heaven

(noun)

Locative, feminine, singular of div

div - sky, heaven, day

सप्त (sapta) - seven

(numeral)

महाग्रहाः (mahāgrahāḥ) - great planets, mighty celestial bodies

(noun)

Nominative, masculine, plural of mahāgraha

mahāgraha - great planet, mighty celestial body

Compound type : Karmadhāraya (mahā+graha)

• mahā – great, mighty, large
  adjective (masculine)
• graha – planet, celestial body, seizer, grasping
  noun (masculine)
  Derived from root grah (to seize, grasp).
  Root: grah (class 9)