महाभारतः mahābhārataḥ - book-1, chapter-55, verse-20

अथ संधाय ते वीरा एकचक्रां व्रजंस्तदा ।
ब्रह्मरूपधरा भूत्वा मात्रा सह परंतपाः ॥२०॥

20. atha saṁdhāya te vīrā ekacakrāṁ vrajaṁstadā ,
brahmarūpadharā bhūtvā mātrā saha paraṁtapāḥ.

20. atha saṃdhāya te vīrāḥ ekacakrām vrajantaḥ tadā
brahmarūpadharāḥ bhūtvā mātrā saha parantapāḥ

20. Then, those heroes, tormentors of foes, having made their arrangements, went to Ekacakrā, having assumed the form of Brahmins along with their mother.

Words meanings summery:

• अथ (atha) - then, thereupon (now, then, thereupon)

• संधाय (saṁdhāya) - having made arrangements, having prepared themselves (having united, having reconciled, having concluded, having placed together)

• ते (te) - those (Pāṇḍavas) (they)

• वीराः (vīrāḥ) - heroes (heroes, brave men)

• एकचक्राम् (ekacakrām) - Ekacakrā (a town) (Ekacakrā (proper name))

• व्रजन्तः (vrajantaḥ) - going (going, wandering)

• तदा (tadā) - then, at that time

• ब्रह्मरूपधराः (brahmarūpadharāḥ) - disguised as Brahmins (assuming the form of Brahmins)

• भूत्वा (bhūtvā) - having become

• मात्रा (mātrā) - with their mother (Kuntī) (with the mother)

• सह (saha) - together with (with, together with)

• परन्तपाः (parantapāḥ) - tormentors of foes (an epithet) (tormentors of foes, subduers of enemies)

Words meanings and morphology

अथ (atha) - then, thereupon (now, then, thereupon)

(indeclinable)

संधाय (saṁdhāya) - having made arrangements, having prepared themselves (having united, having reconciled, having concluded, having placed together)

(indeclinable)

absolutive

kḷp suffix -ya

Prefix: sam

Root: dhā (class 3)

Note: Implies 'having settled their affairs' or 'having come to a decision'.

ते (te) - those (Pāṇḍavas) (they)

(pronoun)

Nominative, masculine, plural of tad

tad - that, those

Note: Refers to the Pāṇḍavas.

वीराः (vīrāḥ) - heroes (heroes, brave men)

(noun)

Nominative, masculine, plural of vīra

vīra - hero, brave man, warrior

Note: Agrees with `te`.

एकचक्राम् (ekacakrām) - Ekacakrā (a town) (Ekacakrā (proper name))

(noun)

Accusative, feminine, singular of ekacakrā

ekacakrā - Ekacakrā (name of a town); having one wheel

Compound type : bahuvrihi (eka+cakra)

• eka – one, single
  numeral
• cakra – wheel, discus
  noun (neuter)

Note: Refers to the destination of their journey.

व्रजन्तः (vrajantaḥ) - going (going, wandering)

(verb (participle))

Note: Agrees with `te vīrāḥ`.

तदा (tadā) - then, at that time

(indeclinable)

ब्रह्मरूपधराः (brahmarūpadharāḥ) - disguised as Brahmins (assuming the form of Brahmins)

(adjective)

Nominative, masculine, plural of brahmarūpadhara

brahmarūpadhara - one who bears the form of a Brahmin

Compound type : bahuvrihi (brahman+rūpa+dhara)

• brahman – Brahmin, priest
  noun (masculine)
• rūpa – form, appearance, shape
  noun (neuter)
• dhara – bearing, holding, assuming
  adjective
  agent noun/suffix
  kṛt suffix -a from dhṛ
  Root: dhṛ (class 1)

Note: Agrees with `te vīrāḥ`.

भूत्वा (bhūtvā) - having become

(indeclinable)

absolutive

ktvā suffix

Root: bhū (class 1)

मात्रा (mātrā) - with their mother (Kuntī) (with the mother)

(noun)

Instrumental, feminine, singular of mātṛ

mātṛ - mother

Note: Used with 'saha'.

सह (saha) - together with (with, together with)

(indeclinable)

Note: Governs the instrumental case.

परन्तपाः (parantapāḥ) - tormentors of foes (an epithet) (tormentors of foes, subduers of enemies)

(adjective)

Nominative, masculine, plural of parantapa

parantapa - scorching enemies, tormentor of foes

Compound type : upapada tatpurusha (para+tapa)

• para – other, enemy, supreme
  noun (masculine)
• tapa – burning, tormenting, causing pain
  adjective
  agent noun/suffix
  kṛt suffix -a from tap
  Root: tap (class 1)

Note: Agrees with `te vīrāḥ`.