महाभारतः mahābhārataḥ - book-8, chapter-24, verse-72

दश नागपतीनीषां धृतराष्ट्रमुखान्दृढाम् ।
द्यां युगं युगचर्माणि संवर्तकबलाहकान् ॥७२॥

72. daśa nāgapatīnīṣāṁ dhṛtarāṣṭramukhāndṛḍhām ,
dyāṁ yugaṁ yugacarmāṇi saṁvartakabalāhakān.

72. daśa nāga-patīn īṣām dhṛtarāṣṭra-mukhān dṛḍhām
dyām yugam yuga-carmāṇi saṃvartaka-balāhakān

72. dhṛtarāṣṭra-mukhān daśa nāga-patīn dṛḍhām īṣām,
dyām yugam,
saṃvartaka-balāhakān yuga-carmāṇi

72. The ten lords of serpents, led by Dhṛtarāṣṭra, formed the strong chariot-pole. The sky became the yoke, and the Saṃvartaka and Balāhaka clouds became the yoke-straps.

Words meanings summery:

• दश (daśa) - the ten (ten)

• नाग-पतीन् (nāga-patīn) - the lords of serpents (the Nāgas) (lords of serpents)

• ईषाम् (īṣām) - the chariot-pole (chariot-pole)

• धृतराष्ट्र-मुखान् (dhṛtarāṣṭra-mukhān) - with Dhṛtarāṣṭra (a famous Nāga king) as their leader (having Dhṛtarāṣṭra as foremost, led by Dhṛtarāṣṭra)

• दृढाम् (dṛḍhām) - the strong/firm (chariot-pole) (firm, strong, solid)

• द्याम् (dyām) - the sky/heaven (as the yoke) (sky, heaven)

• युगम् (yugam) - the yoke (of the chariot) (yoke, pair, age, era)

• युग-चर्माणि (yuga-carmāṇi) - the yoke-leathers/straps (yoke-leathers, yoke-straps)

• संवर्तक-बलाहकान् (saṁvartaka-balāhakān) - the specific clouds named Saṃvartaka and Balāhaka (the Saṃvartaka and Balāhaka clouds)

Words meanings and morphology

दश (daśa) - the ten (ten)

(numeral)

Note: Indeclinable when used adjectivally.

नाग-पतीन् (nāga-patīn) - the lords of serpents (the Nāgas) (lords of serpents)

(noun)

Accusative, masculine, plural of nāga-pati

nāga-pati - lord of serpents, king of Nāgas

Compound type : tatpurusha (nāga+pati)

• nāga – serpent, snake, Nāga (mythical serpentine being); elephant
  noun (masculine)
• pati – lord, master, husband, ruler
  noun (masculine)

ईषाम् (īṣām) - the chariot-pole (chariot-pole)

(noun)

Accusative, feminine, singular of īṣā

īṣā - chariot-pole, plough-pole

धृतराष्ट्र-मुखान् (dhṛtarāṣṭra-mukhān) - with Dhṛtarāṣṭra (a famous Nāga king) as their leader (having Dhṛtarāṣṭra as foremost, led by Dhṛtarāṣṭra)

(adjective)

Accusative, masculine, plural of dhṛtarāṣṭra-mukha

dhṛtarāṣṭra-mukha - having Dhṛtarāṣṭra at the head, led by Dhṛtarāṣṭra

Compound type : bahuvrihi (dhṛtarāṣṭra+mukha)

• dhṛtarāṣṭra – Dhṛtarāṣṭra (name of a blind king, also a nāga king)
  proper noun (masculine)
• mukha – face, mouth, foremost, principal
  noun (neuter)

Note: Agrees with 'nāgapatīn'.

दृढाम् (dṛḍhām) - the strong/firm (chariot-pole) (firm, strong, solid)

(adjective)

Accusative, feminine, singular of dṛḍha

dṛḍha - firm, strong, solid, rigid, severe

Past Passive Participle

Derived from root dṛh (to be firm, strong) with suffix -kta.

Root: dṛh (class 1)

Note: Agrees with 'īṣām'.

द्याम् (dyām) - the sky/heaven (as the yoke) (sky, heaven)

(noun)

Accusative, feminine, singular of div

div - sky, heaven, day

युगम् (yugam) - the yoke (of the chariot) (yoke, pair, age, era)

(noun)

Accusative, neuter, singular of yuga

yuga - yoke, pair, age, era (e.g., Kṛta, Tretā, Dvāpara, Kali)

युग-चर्माणि (yuga-carmāṇi) - the yoke-leathers/straps (yoke-leathers, yoke-straps)

(noun)

Accusative, neuter, plural of yuga-carman

yuga-carman - yoke-leather, yoke-strap

Compound type : tatpurusha (yuga+carman)

• yuga – yoke, pair
  noun (neuter)
• carman – skin, hide, leather
  noun (neuter)

संवर्तक-बलाहकान् (saṁvartaka-balāhakān) - the specific clouds named Saṃvartaka and Balāhaka (the Saṃvartaka and Balāhaka clouds)

(proper noun)

Accusative, masculine, plural of saṃvartaka-balāhaka

saṁvartaka-balāhaka - the Saṃvartaka and Balāhaka clouds (mythical clouds, often associated with destruction and creation)

Compound type : dvanda (saṃvartaka+balāhaka)

• saṃvartaka – the cloud of destruction, a destructive cloud; one who rolls up/destroys
  proper noun (masculine)
  Prefix: sam
  Root: vṛt (class 1)
• balāhaka – a cloud, particularly one of the four mythical rain clouds
  proper noun (masculine)