महाभारतः mahābhārataḥ - book-7, chapter-124, verse-18

धनंजयसखा यश्च धनंजयहितश्च यः ।
तं धनंजयगोप्तारं प्रपद्य सुखमेधते ॥१८॥

18. dhanaṁjayasakhā yaśca dhanaṁjayahitaśca yaḥ ,
taṁ dhanaṁjayagoptāraṁ prapadya sukhamedhate.

18. dhanañjayasakhā yaḥ ca dhanañjayahitaḥ ca yaḥ
tam dhanañjayagoptāram prapadya sukham edhate

18. yaḥ dhanañjayasakhā ca yaḥ dhanañjayahitaḥ ca
tam dhanañjayagoptāram prapadya sukham edhate

18. Whoever is a friend of Dhananjaya (Arjuna) and whoever is beneficial to Dhananjaya; by taking refuge in him, the protector of Dhananjaya, one attains happiness.

Words meanings summery:

• धनञ्जयसखा (dhanañjayasakhā) - friend of Arjuna (friend of Dhananjaya)

• यः (yaḥ) - who, which

• च (ca) - and, also

• धनञ्जयहितः (dhanañjayahitaḥ) - beneficial to Arjuna (beneficial to Dhananjaya, well-wisher of Dhananjaya)

• च (ca) - and, also

• यः (yaḥ) - who, which

• तम् (tam) - him, that

• धनञ्जयगोप्तारम् (dhanañjayagoptāram) - protector of Arjuna (protector of Dhananjaya)

• प्रपद्य (prapadya) - having resorted to, having approached, having taken refuge

• सुखम् (sukham) - happiness, joy, comfort

• एधते (edhate) - prospers, grows, flourishes

Words meanings and morphology

धनञ्जयसखा (dhanañjayasakhā) - friend of Arjuna (friend of Dhananjaya)

(noun)

Nominative, masculine, singular of dhanañjayasakha

dhanañjayasakha - friend of Dhananjaya (Arjuna)

Compound type : tatpuruṣa (dhanañjaya+sakhi)

• dhanañjaya – conqueror of wealth, Arjuna
  proper noun (masculine)
• sakhi – friend, companion
  noun (masculine)

यः (yaḥ) - who, which

(pronoun)

Nominative, masculine, singular of yad

yad - who, which, what

च (ca) - and, also

(indeclinable)

धनञ्जयहितः (dhanañjayahitaḥ) - beneficial to Arjuna (beneficial to Dhananjaya, well-wisher of Dhananjaya)

(adjective)

Nominative, masculine, singular of dhanañjayahita

dhanañjayahita - beneficial to Dhananjaya (Arjuna)

Compound type : tatpuruṣa (dhanañjaya+hita)

• dhanañjaya – conqueror of wealth, Arjuna
  proper noun (masculine)
• hita – beneficial, advantageous, placed, put
  adjective (masculine)
  Past Passive Participle
  from root √dhā 'to place, put'
  Root: dhā (class 3)

च (ca) - and, also

(indeclinable)

यः (yaḥ) - who, which

(pronoun)

Nominative, masculine, singular of yad

yad - who, which, what

तम् (tam) - him, that

(pronoun)

Accusative, masculine, singular of tad

tad - that, he, she, it

धनञ्जयगोप्तारम् (dhanañjayagoptāram) - protector of Arjuna (protector of Dhananjaya)

(noun)

Accusative, masculine, singular of dhanañjayagoptṛ

dhanañjayagoptṛ - protector of Dhananjaya (Arjuna)

Compound type : tatpuruṣa (dhanañjaya+goptṛ)

• dhanañjaya – conqueror of wealth, Arjuna
  proper noun (masculine)
• goptṛ – protector, guardian
  noun (masculine)
  agent noun from root √gup 'to protect'
  Root: gup (class 1)

प्रपद्य (prapadya) - having resorted to, having approached, having taken refuge

(indeclinable)

absolutive

from prefix pra + root √pad 'to go, fall'

Prefix: pra

Root: pad (class 4)

सुखम् (sukham) - happiness, joy, comfort

(noun)

Accusative, neuter, singular of sukha

sukha - happiness, joy, comfort, pleasure

Note: Can be nominative or accusative singular neuter, here implies the object of 'edhate'

एधते (edhate) - prospers, grows, flourishes

(verb)

3rd person , singular, middle, present (laṭ) of edh

Root: edh (class 1)