महाभारतः mahābhārataḥ - book-5, chapter-54, verse-45

शरव्रातैस्तु भीष्मेण शतशोऽथ सहस्रशः ।
द्रोणद्रौणिकृपैश्चैव गन्ता पार्थो यमक्षयम् ॥४५॥

45. śaravrātaistu bhīṣmeṇa śataśo'tha sahasraśaḥ ,
droṇadrauṇikṛpaiścaiva gantā pārtho yamakṣayam.

45. śaravrātaiḥ tu bhīṣmeṇa śataśaḥ atha sahasraśaḥ
droṇadrauṇikṛpaiḥ ca eva gantā pārthaḥ yamakṣayam

45. Indeed, by Bhīṣma, with hundreds and thousands of arrow-volleys, and also by Droṇa, Droṇi (Aśvatthāmā), and Kṛpa, Pārtha (Arjuna) will surely meet his death.

Words meanings summery:

• शरव्रातैः (śaravrātaiḥ) - by volleys of arrows (by showers of arrows, by multitudes of arrows)

• तु (tu) - indeed, for emphasis (but, indeed, however)

• भीष्मेण (bhīṣmeṇa) - by Grandfather Bhishma (by Bhishma)

• शतशः (śataśaḥ) - by hundreds (of arrows) (by hundreds, in hundreds)

• अथ (atha) - and, moreover (then, now, moreover, and)

• सहस्रशः (sahasraśaḥ) - by thousands (of arrows) (by thousands, in thousands)

• द्रोणद्रौणिकृपैः (droṇadrauṇikṛpaiḥ) - by Droṇa, Aśvatthāmā, and Kṛpa (by Drona, Drauni, and Kripa)

• च (ca) - and (and, also)

• एव (eva) - certainly, for emphasis (indeed, only, just, certainly)

• गन्ता (gantā) - will go (to death) (one who goes, will go)

• पार्थः (pārthaḥ) - Arjuna, son of Pṛthā (Kuntī) (Pārtha (Arjuna))

• यमक्षयम् (yamakṣayam) - the abode of Yama, meaning death (abode of Yama, death, destruction by Yama)

Words meanings and morphology

शरव्रातैः (śaravrātaiḥ) - by volleys of arrows (by showers of arrows, by multitudes of arrows)

(noun)

Instrumental, masculine, plural of śaravrāta

śaravrāta - multitude of arrows, volley of arrows

Compound type : ṣaṣṭhī-tatpuruṣa (śara+vrāta)

• śara – arrow
  noun (masculine)
• vrāta – multitude, host, collection
  noun (masculine)

तु (tu) - indeed, for emphasis (but, indeed, however)

(indeclinable)

भीष्मेण (bhīṣmeṇa) - by Grandfather Bhishma (by Bhishma)

(proper noun)

Instrumental, masculine, singular of bhīṣma

bhīṣma - Bhishma (name of a warrior)

Note: Agent for the action implied (killing).

शतशः (śataśaḥ) - by hundreds (of arrows) (by hundreds, in hundreds)

(indeclinable)

Suffix -śas expressing distribution

Note: Adverbial.

अथ (atha) - and, moreover (then, now, moreover, and)

(indeclinable)

सहस्रशः (sahasraśaḥ) - by thousands (of arrows) (by thousands, in thousands)

(indeclinable)

Suffix -śas expressing distribution

Note: Adverbial.

द्रोणद्रौणिकृपैः (droṇadrauṇikṛpaiḥ) - by Droṇa, Aśvatthāmā, and Kṛpa (by Drona, Drauni, and Kripa)

(proper noun)

Instrumental, masculine, plural of droṇadrauṇikṛpa

droṇadrauṇikṛpa - Drona, Drauni (Aśvatthāmā), and Kripa

Compound type : dvandva (droṇa+drauṇi+kṛpa)

• droṇa – Drona (name)
  proper noun (masculine)
• drauṇi – Drauni (Aśvatthāmā)
  proper noun (masculine)
• kṛpa – Kripa (name)
  proper noun (masculine)

च (ca) - and (and, also)

(indeclinable)

एव (eva) - certainly, for emphasis (indeed, only, just, certainly)

(indeclinable)

गन्ता (gantā) - will go (to death) (one who goes, will go)

(noun)

Nominative, masculine, singular of gantṛ

gantṛ - one who goes, a goer, agent of going

Agent noun/Future Participle

From root gam, agent noun in nominative singular masculine, implies future action

Root: gam (class 1)

Note: It is an agent noun from a verb root, often used with a future sense.

पार्थः (pārthaḥ) - Arjuna, son of Pṛthā (Kuntī) (Pārtha (Arjuna))

(proper noun)

Nominative, masculine, singular of pārtha

pārtha - son of Pṛthā (Arjuna)

यमक्षयम् (yamakṣayam) - the abode of Yama, meaning death (abode of Yama, death, destruction by Yama)

(noun)

Accusative, masculine, singular of yamakṣaya

yamakṣaya - abode of Yama, destruction by Yama, death

Compound type : ṣaṣṭhī-tatpuruṣa (yama+kṣaya)

• yama – Yama (god of death)
  proper noun (masculine)
• kṣaya – abode, dwelling, destruction, end
  noun (masculine)
  from root kṣi (to destroy)
  Root: kṣi (class 1)

Note: Used as the destination for "gantā".