महाभारतः mahābhārataḥ - book-7, chapter-69, verse-69

ब्रह्मसूत्रेण बध्नामि कवचं तव पार्थिव ।
हिरण्यगर्भेण यथा बद्धं विष्णोः पुरा रणे ॥६९॥

69. brahmasūtreṇa badhnāmi kavacaṁ tava pārthiva ,
hiraṇyagarbheṇa yathā baddhaṁ viṣṇoḥ purā raṇe.

69. brahma-sūtreṇa badhnāmi kavacam tava pārthiva
hiraṇya-garbheṇa yathā baddham viṣṇoḥ purā raṇe

69. pārthiva aham brahma-sūtreṇa tava kavacam badhnāmi
yathā purā raṇe hiraṇya-garbheṇa viṣṇoḥ baddham

69. O king (pārthiva), I shall bind your armor with this sacred formula (brahmasūtra), just as in ancient times, Viṣṇu's armor was bound by Hiranyagarbha in battle.

Words meanings summery:

• ब्रह्म-सूत्रेण (brahma-sūtreṇa) - by means of the protective sacred formula (mantra) (by the sacred thread, by the sacred formula)

• बध्नामि (badhnāmi) - I apply, I secure (I bind, I tie)

• कवचम् (kavacam) - protective armor (armor, mail, defensive covering)

• तव (tava) - your (Duryodhana's) (your)

• पार्थिव (pārthiva) - O Duryodhana, the king (O king, O son of Earth, O ruler)

• हिरण्य-गर्भेण (hiraṇya-garbheṇa) - by the primordial creator, Brahma (by Hiranyagarbha (Brahma))

• यथा (yathā) - serving as a comparison (just as, as, in which way)

• बद्धम् (baddham) - applied, fastened (the armor) (bound, tied, fastened, secured)

• विष्णोः (viṣṇoḥ) - of the deity Viṣṇu (of Viṣṇu)

• पुरा (purā) - long ago, in a previous era (formerly, in ancient times, before)

• रणे (raṇe) - during wartime or combat (in battle, in combat, on the battlefield)

Words meanings and morphology

ब्रह्म-सूत्रेण (brahma-sūtreṇa) - by means of the protective sacred formula (mantra) (by the sacred thread, by the sacred formula)

(noun)

Instrumental, neuter, singular of brahma-sūtra

brahma-sūtra - sacred thread, aphorism concerning brahman, sacred formula

Compound type : tatpuruṣa (brahman+sūtra)

• brahman – the Absolute, ultimate reality, sacred word, Veda, prayer
  noun (neuter)
  Root: bṛh (class 1)
• sūtra – thread, string, rule, aphorism, short treatise
  noun (neuter)
  From root siv (to sew)
  Root: siv (class 4)

बध्नामि (badhnāmi) - I apply, I secure (I bind, I tie)

(verb)

1st person , singular, active, present (laṭ) of bandh

Present tense, 1st person singular

From root bandh (to bind), present tense

Root: bandh (class 9)

कवचम् (kavacam) - protective armor (armor, mail, defensive covering)

(noun)

Accusative, neuter, singular of kavaca

kavaca - armor, mail, breastplate, a protective covering

तव (tava) - your (Duryodhana's) (your)

(pronoun)

Genitive, singular of yuṣmad

yuṣmad - you

पार्थिव (pārthiva) - O Duryodhana, the king (O king, O son of Earth, O ruler)

(noun)

Vocative, masculine, singular of pārthiva

pārthiva - king, ruler, son of Earth, earthly

From pṛthivī (earth) + aṇ (suffix)

हिरण्य-गर्भेण (hiraṇya-garbheṇa) - by the primordial creator, Brahma (by Hiranyagarbha (Brahma))

(proper noun)

Instrumental, masculine, singular of hiraṇya-garbha

hiraṇya-garbha - golden germ, primordial being, creator deity (Brahma)

Compound type : bahuvrīhi (hiraṇya+garbha)

• hiraṇya – gold, golden
  noun (neuter)
• garbha – womb, embryo, interior, germ
  noun (masculine)
  From root gṛbh (to seize, conceive)
  Root: gṛbh (class 9)

Note: Refers to Brahma, the creator god.

यथा (yathā) - serving as a comparison (just as, as, in which way)

(indeclinable)

बद्धम् (baddham) - applied, fastened (the armor) (bound, tied, fastened, secured)

(adjective)

neuter, singular of baddha

baddha - bound, tied, fastened, imprisoned

Past Passive Participle

From root bandh (to bind) + -kta suffix

Root: bandh (class 9)

Note: Qualifies 'kavacam' (understood).

विष्णोः (viṣṇoḥ) - of the deity Viṣṇu (of Viṣṇu)

(proper noun)

Genitive, masculine, singular of viṣṇu

viṣṇu - name of a major Hindu deity, the preserver god

पुरा (purā) - long ago, in a previous era (formerly, in ancient times, before)

(indeclinable)

रणे (raṇe) - during wartime or combat (in battle, in combat, on the battlefield)

(noun)

Locative, masculine/neuter, singular of raṇa

raṇa - battle, combat, war, conflict

Root: raṇ (class 1)