महाभारतः mahābhārataḥ - book-13, chapter-153, verse-28

माघोऽयं समनुप्राप्तो मासः पुण्यो युधिष्ठिर ।
त्रिभागशेषः पक्षोऽयं शुक्लो भवितुमर्हति ॥२८॥

28. māgho'yaṁ samanuprāpto māsaḥ puṇyo yudhiṣṭhira ,
tribhāgaśeṣaḥ pakṣo'yaṁ śuklo bhavitumarhati.

28. māghaḥ ayam samanupāptaḥ māsaḥ puṇyaḥ yudhiṣṭhira
tribhāgaśeṣaḥ pakṣaḥ ayam śuklaḥ bhavitum arhati

28. yudhiṣṭhira ayam puṇyaḥ māghaḥ māsaḥ samanupāptaḥ
ayam śuklaḥ pakṣaḥ tribhāgaśeṣaḥ bhavitum arhati

28. O Yudhishthira, this auspicious month of Magha has now arrived. This bright fortnight should have only its last three days remaining.

Words meanings summery:

• माघः (māghaḥ) - Magha (a month name)

• अयम् (ayam) - this

• समनुपाप्तः (samanupāptaḥ) - has arrived (referring to the month of Magha) (arrived, attained)

• मासः (māsaḥ) - month

• पुण्यः (puṇyaḥ) - auspicious, holy, meritorious

• युधिष्ठिर (yudhiṣṭhira) - Yudhishthira (proper name)

• त्रिभागशेषः (tribhāgaśeṣaḥ) - the fortnight being in its last three days (or third part) (having three parts remaining, having a third part remaining, in its last third)

• पक्षः (pakṣaḥ) - the fortnight (half-month period) (fortnight, side, party)

• अयम् (ayam) - this

• शुक्लः (śuklaḥ) - bright (fortnight), referring to the waxing half of the lunar month (bright, white)

• भवितुम् (bhavitum) - to be, to become

• अर्हति (arhati) - ought, should, is worthy

Words meanings and morphology

माघः (māghaḥ) - Magha (a month name)

(noun)

Nominative, masculine, singular of māgha

māgha - the eleventh month of the Hindu calendar (January-February)

अयम् (ayam) - this

(pronoun)

Nominative, masculine, singular of idam

idam - this, this one

समनुपाप्तः (samanupāptaḥ) - has arrived (referring to the month of Magha) (arrived, attained)

(participle)

Nominative, masculine, singular of samanupāpta

samanupāpta - arrived, obtained, reached

Past Passive Participle

Derived from root āp (to obtain) with sam-anu- prefixes.

Prefixes: sam+anu

Root: āp (class 5)

मासः (māsaḥ) - month

(noun)

Nominative, masculine, singular of māsa

māsa - month

पुण्यः (puṇyaḥ) - auspicious, holy, meritorious

(adjective)

Nominative, masculine, singular of puṇya

puṇya - auspicious, holy, pure, meritorious

युधिष्ठिर (yudhiṣṭhira) - Yudhishthira (proper name)

(proper noun)

Vocative, masculine, singular of yudhiṣṭhira

yudhiṣṭhira - Yudhishthira (foremost of the Pandavas, son of Dharma)

त्रिभागशेषः (tribhāgaśeṣaḥ) - the fortnight being in its last three days (or third part) (having three parts remaining, having a third part remaining, in its last third)

(adjective)

Nominative, masculine, singular of tribhāgaśeṣa

tribhāgaśeṣa - having three parts remaining, having a third part remaining

Compound type : bahuvrihi (tri+bhāga+śeṣa)

• tri – three
  numeral
• bhāga – part, share
  noun (masculine)
• śeṣa – remaining, residue
  noun (masculine)

पक्षः (pakṣaḥ) - the fortnight (half-month period) (fortnight, side, party)

(noun)

Nominative, masculine, singular of pakṣa

pakṣa - fortnight (waxing or waning half of a lunar month), wing, side

अयम् (ayam) - this

(pronoun)

Nominative, masculine, singular of idam

idam - this, this one

शुक्लः (śuklaḥ) - bright (fortnight), referring to the waxing half of the lunar month (bright, white)

(adjective)

Nominative, masculine, singular of śukla

śukla - bright, white, clear, pure

भवितुम् (bhavitum) - to be, to become

(verb)

active, infinitive (tumun) of bhavitum

Infinitive

Infinitive form of the root bhū.

Root: bhū (class 1)

अर्हति (arhati) - ought, should, is worthy

(verb)

3rd person , singular, active, present (lat) of arh

Root: arh (class 1)