महाभारतः mahābhārataḥ - book-7, chapter-171, verse-11

ततस्तद्द्रोणपुत्रस्य तेजोऽस्त्रबलसंभवम् ।
विगाह्य तौ सुबलिनौ माययाविशतां तदा ॥११॥

11. tatastaddroṇaputrasya tejo'strabalasaṁbhavam ,
vigāhya tau subalinau māyayāviśatāṁ tadā.

11. tataḥ tat droṇaputrasya tejaḥ astrabalasaṃbhavam
vigāhya tau subalinau māyayā āviśatām tadā

11. tadā tataḥ tau subalinau droṇaputrasya
astrabalasaṃbhavam tat tejaḥ vigāhya māyayā āviśatām

11. Then, those two mighty (Arjuna and Kṛṣṇa), having penetrated that radiance born of the power of Droṇa's son's weapon, entered it at that time through their divine power (māyā).

Words meanings summery:

• ततः (tataḥ) - then, thereafter

• तत् (tat) - that

• द्रोणपुत्रस्य (droṇaputrasya) - of Droṇa's son (Aśvatthāman)

• तेजः (tejaḥ) - radiance, power, energy

• अस्त्रबलसंभवम् (astrabalasaṁbhavam) - born from the power of a weapon, originating from weapon's strength

• विगाह्य (vigāhya) - having penetrated, having entered deeply

• तौ (tau) - Arjuna and Kṛṣṇa (those two)

• सुबलिनौ (subalinau) - very strong, mighty

• मायया (māyayā) - by divine power, by illusion (māyā)

• आविशताम् (āviśatām) - they two entered

• तदा (tadā) - at that time, then

Words meanings and morphology

ततः (tataḥ) - then, thereafter

(indeclinable)

तत् (tat) - that

(pronoun)

Accusative, neuter, singular of tad

tad - that, this, it

द्रोणपुत्रस्य (droṇaputrasya) - of Droṇa's son (Aśvatthāman)

(proper noun)

Genitive, masculine, singular of droṇaputra

droṇaputra - son of Droṇa

Compound type : tatpurusha (droṇa+putra)

• droṇa – Droṇa (name of a preceptor)
  proper noun (masculine)
• putra – son
  noun (masculine)

तेजः (tejaḥ) - radiance, power, energy

(noun)

Accusative, neuter, singular of tejas

tejas - brilliance, luster, energy, power, spiritual force

अस्त्रबलसंभवम् (astrabalasaṁbhavam) - born from the power of a weapon, originating from weapon's strength

(adjective)

Accusative, neuter, singular of astrabalasaṃbhava

astrabalasaṁbhava - born from the power/strength of a weapon

Compound type : tatpurusha (astra+bala+saṃbhava)

• astra – missile, weapon
  noun (neuter)
• bala – strength, power, force
  noun (neuter)
• saṃbhava – origin, birth, production; born from, originating from
  adjective
  Derived from root bhū (1st class) with prefix sam-
  Prefix: sam
  Root: bhū (class 1)

विगाह्य (vigāhya) - having penetrated, having entered deeply

(indeclinable)

Absolutive (Gerund)

Derived from root gāh (1st class) with upasarga vi- and absolutive suffix -ya

Prefix: vi

Root: gāh (class 1)

तौ (tau) - Arjuna and Kṛṣṇa (those two)

(pronoun)

Nominative, masculine, dual of tad

tad - that, this, he, she, it

सुबलिनौ (subalinau) - very strong, mighty

(adjective)

Nominative, masculine, dual of subalin

subalin - very strong, powerful

Compound type : karmadharaya (su+balin)

• su – good, well, excellent; easily, thoroughly (as a prefix)
  indeclinable
• balin – strong, powerful, mighty
  adjective

मायया (māyayā) - by divine power, by illusion (māyā)

(noun)

Instrumental, feminine, singular of māyā

māyā - illusion, magic, supernatural power, divine creative power, artifice

आविशताम् (āviśatām) - they two entered

(verb)

3rd person , dual, active, past imperfect (laṅ) of viś

Prefix: ā

Root: viś (class 6)

तदा (tadā) - at that time, then

(indeclinable)