महाभारतः mahābhārataḥ - book-3, chapter-264, verse-57

सख्यं वानरराजेन शक्रप्रतिमतेजसा ।
कृतवान्राघवः श्रीमांस्त्वदर्थे च समुद्यतः ॥५७॥

57. sakhyaṁ vānararājena śakrapratimatejasā ,
kṛtavānrāghavaḥ śrīmāṁstvadarthe ca samudyataḥ.

57. sakhyam vānararājena śakrapratimatejasā
kṛtavān rāghavaḥ śrīmān tvadarthe ca samudyataḥ

57. The glorious Rama (rāghavaḥ) has formed an alliance with the king of the monkeys, who possesses a splendor comparable to Indra. And he is now ready for your sake.

Words meanings summery:

• सख्यम् (sakhyam) - an alliance (friendship, alliance)

• वानरराजेन (vānararājena) - by the king of monkeys

• शक्रप्रतिमतेजसा (śakrapratimatejasā) - who possesses a splendor comparable to Indra (by one whose splendor is like Indra's)

• कृतवान् (kṛtavān) - he formed (an alliance) (he did, he made, he formed)

• राघवः (rāghavaḥ) - Rama (descendant of Raghu)

• श्रीमान् (śrīmān) - glorious (glorious, fortunate, beautiful, prosperous)

• त्वदर्थे (tvadarthe) - for your sake (for your sake, for your purpose)

• च (ca) - and (and, also)

• समुद्यतः (samudyataḥ) - ready (ready, prepared, undertaken, begun)

Words meanings and morphology

सख्यम् (sakhyam) - an alliance (friendship, alliance)

(noun)

Accusative, neuter, singular of sakhya

sakhya - friendship, alliance, companionship

Note: Object of 'kṛtavān'.

वानरराजेन (vānararājena) - by the king of monkeys

(noun)

Instrumental, masculine, singular of vānararāja

vānararāja - king of monkeys

Compound type : tatpurusha (vānara+rāja)

• vānara – monkey, ape
  noun (masculine)
• rāja – king, ruler
  noun (masculine)

Note: Indicates agent or accompaniment, 'with the king of monkeys'.

शक्रप्रतिमतेजसा (śakrapratimatejasā) - who possesses a splendor comparable to Indra (by one whose splendor is like Indra's)

(adjective)

Instrumental, masculine, singular of śakrapratimatejas

śakrapratimatejas - having splendor equal to Indra, comparable to Indra in energy/power

Compound type : bahuvrihi (śakra+pratima+tejas)

• śakra – Indra (king of gods)
  proper noun (masculine)
• pratima – comparable, equal, image, resemblance
  adjective (masculine)
  Prefix: prati
  Root: mā (class 3)
• tejas – splendor, energy, power, effulgence
  noun (neuter)

Note: Adjective for 'vānararājena'.

कृतवान् (kṛtavān) - he formed (an alliance) (he did, he made, he formed)

(adjective)

Nominative, masculine, singular of kṛtavat

kṛtavat - one who has done/made/performed

Past Active Participle

Derived from root 'kṛ' (to do) + ktavatu suffix. Nominative singular masculine.

Root: kṛ (class 8)

Note: Functions as a main verb, 'he has done'. Agrees with 'rāghavaḥ'.

राघवः (rāghavaḥ) - Rama (descendant of Raghu)

(proper noun)

Nominative, masculine, singular of rāghava

rāghava - descendant of Raghu, Rama

Note: Subject of 'kṛtavān'.

श्रीमान् (śrīmān) - glorious (glorious, fortunate, beautiful, prosperous)

(adjective)

Nominative, masculine, singular of śrīmat

śrīmat - glorious, fortunate, prosperous, beautiful

Note: Adjective for Rama.

त्वदर्थे (tvadarthe) - for your sake (for your sake, for your purpose)

(indeclinable)

Compound type : tatpurusha (tvad+artha)

• tvad – you, your
  pronoun
  A form of 'yuṣmad' used in compounds.
• artha – purpose, meaning, sake, wealth
  noun (masculine)

Note: Adverbial, 'for your sake'.

च (ca) - and (and, also)

(indeclinable)

Note: Connects the two predicates of Rama.

समुद्यतः (samudyataḥ) - ready (ready, prepared, undertaken, begun)

(adjective)

Nominative, masculine, singular of samudyata

samudyata - ready, prepared, undertaken, begun

Past Passive Participle

Derived from root 'yam' (to restrain, to strive) with prefixes 'sam' and 'ud' + kta suffix.

Prefixes: sam+ud

Root: yam (class 1)

Note: Predicate adjective for 'rāghavaḥ'.