महाभारतः mahābhārataḥ - book-3, chapter-63, verse-20

स तेऽक्षहृदयं दाता राजाश्वहृदयेन वै ।
इक्ष्वाकुकुलजः श्रीमान्मित्रं चैव भविष्यति ॥२०॥

20. sa te'kṣahṛdayaṁ dātā rājāśvahṛdayena vai ,
ikṣvākukulajaḥ śrīmānmitraṁ caiva bhaviṣyati.

20. saḥ te akṣahṛdayam dātā rājā aśvahṛdayena vai
ikṣvākukulajaḥ śrīmān mitram ca eva bhaviṣyati

20. That king (Ṛtuparṇa), who is born in the Ikṣvāku lineage and is glorious, will be the giver of the secret of dice (akṣa-hṛdayam) to you, in exchange for the secret of horses (aśva-hṛdayena). And he will indeed be your friend.

Words meanings summery:

• सः (saḥ) - King Rituparna (he, that)

• ते (te) - for you, to you, your

• अक्षहृदयम् (akṣahṛdayam) - Rituparna's expertise in the game of dice. (the secret/heart of dice, knowledge of dice)

• दाता (dātā) - giver, donor, he who will give

• राजा (rājā) - King Rituparna (king)

• अश्वहृदयेन (aśvahṛdayena) - In exchange for Nala's knowledge of horses. (by the secret/knowledge of horses)

• वै (vai) - indeed, certainly

• इक्ष्वाकुकुलजः (ikṣvākukulajaḥ) - Rituparna is from the Ikshvaku dynasty. (born in the Ikshvaku family/lineage)

• श्रीमान् (śrīmān) - glorious, prosperous, endowed with beauty/wealth

• मित्रम् (mitram) - friend

• च (ca) - and

• एव (eva) - only, just, indeed

• भविष्यति (bhaviṣyati) - will be, will happen

Words meanings and morphology

सः (saḥ) - King Rituparna (he, that)

(pronoun)

Nominative, masculine, singular of tad

tad - that, he, she, it

Note: Refers to Rituparna.

ते (te) - for you, to you, your

(pronoun)

Dative, singular of tvad

tvad - you

Note: Can also be genitive singular. Here it is dative 'for you'.

अक्षहृदयम् (akṣahṛdayam) - Rituparna's expertise in the game of dice. (the secret/heart of dice, knowledge of dice)

(noun)

Accusative, neuter, singular of akṣahṛdaya

akṣahṛdaya - secret/knowledge of dice, essence of dice game

Compound type : tatpurusha (akṣa+hṛdaya)

• akṣa – die (for gambling), game of dice
  noun (masculine)
• hṛdaya – heart, core, secret, essence
  noun (neuter)

Note: Object of dātā.

दाता (dātā) - giver, donor, he who will give

(noun)

Nominative, masculine, singular of dātṛ

dātṛ - giver, donor

agent noun / future active participle

Root dā (to give), suffix -tṛ. Nominative singular masculine.

Root: dā (class 3)

Note: Functions as a future tense verb for 'he'.

राजा (rājā) - King Rituparna (king)

(noun)

Nominative, masculine, singular of rājan

rājan - king

Note: Refers to Rituparna.

अश्वहृदयेन (aśvahṛdayena) - In exchange for Nala's knowledge of horses. (by the secret/knowledge of horses)

(noun)

Instrumental, neuter, singular of aśvahṛdaya

aśvahṛdaya - secret/knowledge of horses, essence of horses

Compound type : tatpurusha (aśva+hṛdaya)

• aśva – horse
  noun (masculine)
• hṛdaya – heart, core, secret, essence
  noun (neuter)

Note: Indicates means or exchange.

वै (vai) - indeed, certainly

(indeclinable)

Note: Emphatic particle.

इक्ष्वाकुकुलजः (ikṣvākukulajaḥ) - Rituparna is from the Ikshvaku dynasty. (born in the Ikshvaku family/lineage)

(adjective)

Nominative, masculine, singular of ikṣvākukulaja

ikṣvākukulaja - born in the Ikshvaku family/lineage

Compound type : tatpurusha (ikṣvāku+kula+ja)

• ikṣvāku – Ikshvaku (proper name of an ancient king, founder of a solar dynasty)
  proper noun (masculine)
• kula – family, lineage, clan
  noun (neuter)
• ja – born, produced from
  adjective (masculine)
  Root jan + a (suffix)
  Root: jan (class 4)

Note: Qualifies rājā.

श्रीमान् (śrīmān) - glorious, prosperous, endowed with beauty/wealth

(adjective)

Nominative, masculine, singular of śrīmat

śrīmat - glorious, prosperous, beautiful, wealthy, fortunate

From śrī (glory, prosperity) + mat (possessive suffix)

Note: Qualifies rājā.

मित्रम् (mitram) - friend

(noun)

Nominative, neuter, singular of mitra

mitra - friend, companion

Note: mitra can be masculine or neuter. Here mitram is neuter nominative singular.

च (ca) - and

(indeclinable)

एव (eva) - only, just, indeed

(indeclinable)

Note: Emphatic particle.

भविष्यति (bhaviṣyati) - will be, will happen

(verb)

3rd person , singular, active, future (lṛṭ) of bhū

Root: bhū (class 1)