महाभारतः mahābhārataḥ - book-9, chapter-34, verse-7

अनवाप्य शमं तत्र कृष्णः पुरुषसत्तमः ।
आगच्छत महाबाहुरुपप्लव्यं जनाधिप ॥७॥

7. anavāpya śamaṁ tatra kṛṣṇaḥ puruṣasattamaḥ ,
āgacchata mahābāhurupaplavyaṁ janādhipa.

7. anavāpya śamam tatra kṛṣṇaḥ puruṣasattamaḥ
| āgacchat mahābāhuḥ upaplavyam janādhipa

7. mahābāho janādhipa,
tatra śamam anavāpya,
puruṣasattamaḥ kṛṣṇaḥ upaplavyam āgacchat.

7. O mighty-armed king, Kṛṣṇa, the best among men, not having achieved peace there (in Hastināpura), returned to Upaplavya.

Words meanings summery:

• अनवाप्य (anavāpya) - not having obtained, without having achieved

• शमम् (śamam) - peace, tranquility, cessation

• तत्र (tatra) - in Hastināpura (there, in that place)

• कृष्णः (kṛṣṇaḥ) - Kṛṣṇa (name)

• पुरुषसत्तमः (puruṣasattamaḥ) - Kṛṣṇa, who is the best among men (best among men)

• आगच्छत् (āgacchat) - he came, he returned

• महाबाहुः (mahābāhuḥ) - O mighty-armed (Janamejaya, the listener) (O mighty-armed one)

• उपप्लव्यम् (upaplavyam) - to Upaplavya

• जनाधिप (janādhipa) - O King Janamejaya (O king, ruler of men)

Words meanings and morphology

अनवाप्य (anavāpya) - not having obtained, without having achieved

(indeclinable)

Absolutive / Gerund

Negative prefix an- + ava + āp (to obtain) + -ya.

Prefixes: ava+ā

Root: āp (class 5)

शमम् (śamam) - peace, tranquility, cessation

(noun)

Accusative, masculine, singular of śama

śama - peace, tranquility, calmness, cessation

From root śam (to be quiet, calm).

Root: śam (class 1)

Note: Object of 'anavāpya'.

तत्र (tatra) - in Hastināpura (there, in that place)

(indeclinable)

Adverb of place.

Note: Refers to Hastināpura.

कृष्णः (kṛṣṇaḥ) - Kṛṣṇa (name)

(proper noun)

Nominative, masculine, singular of kṛṣṇa

kṛṣṇa - Kṛṣṇa (name of a deity, dark, black)

Root: kṛṣ (class 1)

Note: Subject of 'āgacchat'.

पुरुषसत्तमः (puruṣasattamaḥ) - Kṛṣṇa, who is the best among men (best among men)

(adjective)

Nominative, masculine, singular of puruṣasattama

puruṣasattama - best among men, most excellent man

Compound of puruṣa (man) and sattama (best).

Compound type : tatpuruṣa (puruṣa+sattama)

• puruṣa – man, person, male, cosmic person (puruṣa)
  noun (masculine)
  Root: pṛ (class 3)
• sattama – best, excellent, most true
  adjective (masculine)
  Superlative of sat (good, real).
  Root: as (class 2)

आगच्छत् (āgacchat) - he came, he returned

(verb)

3rd person , singular, active, imperfect (laṅ) of gam

Imperfect Active, 3rd person singular

From ā + gam.

Prefix: ā

Root: gam (class 1)

महाबाहुः (mahābāhuḥ) - O mighty-armed (Janamejaya, the listener) (O mighty-armed one)

(adjective)

Vocative, masculine, singular of mahābāhu

mahābāhu - mighty-armed, strong-armed

Compound of mahat (great) and bāhu (arm).

Compound type : bahuvrīhi (mahat+bāhu)

• mahat – great, large, vast
  adjective (neuter)
• bāhu – arm
  noun (masculine)

Note: This seems to be in apposition to 'janādhipa' in the vocative case.

उपप्लव्यम् (upaplavyam) - to Upaplavya

(proper noun)

Accusative, neuter, singular of upaplavya

upaplavya - Upaplavya (name of a city)

Note: Destination of 'āgacchat'.

जनाधिप (janādhipa) - O King Janamejaya (O king, ruler of men)

(noun)

Vocative, masculine, singular of janādhipa

janādhipa - king, ruler of men, lord of people

Compound of jana (people) and adhipa (ruler).

Compound type : tatpuruṣa (jana+adhipa)

• jana – people, person, creature
  noun (masculine)
  Root: jan (class 4)
• adhipa – ruler, lord, chief
  noun (masculine)
  From adhi + pā (to protect, rule).
  Prefix: adhi
  Root: pā (class 2)