योगवासिष्ठः yogavāsiṣṭhaḥ - book-1, chapter-4, verse-4

तस्मिन्गृहे दाशरथेः प्रियप्रकथनैर्मिथः ।
जुघूर्णुर्मधुरैराशा मृदुवंशस्तनैरिव ॥ ४ ॥

tasmingṛhe dāśaratheḥ priyaprakathanairmithaḥ ,
jughūrṇurmadhurairāśā mṛduvaṃśastanairiva 4

4. tasmin gṛhe dāśaratheḥ priyaprakathanaiḥ mithaḥ
jujūrṇuḥ madhuraiḥ āśāḥ mṛduvaṃśastanaiḥ iva

4. In that house of Daśaratha's son (Rāma), the surroundings resounded with mutually pleasing conversations, as if with the sweet, soft notes of a flute.

Words meanings summery:

• तस्मिन् (tasmin) - in that, in that one

• गृहे (gṛhe) - in the house

• दाशरथेः (dāśaratheḥ) - of Rāma, the son of Daśaratha (of Daśaratha's son, of Rāma)

• प्रियप्रकथनैः (priyaprakathanaiḥ) - by means of pleasing conversations, by delightful discourses

• मिथः (mithaḥ) - mutually, reciprocally, among themselves

• जुजूर्णुः (jujūrṇuḥ) - resounded, filled, vibrated

• मधुरैः (madhuraiḥ) - by sweet, by melodious

• आशाः (āśāḥ) - the surroundings (the directions, the quarters, the space around)

• मृदुवंशस्तनैः (mṛduvaṁśastanaiḥ) - by soft sounds of a flute, by soft flute-like notes

• इव (iva) - like, as, as if

Words meanings and morphology

तस्मिन् (tasmin) - in that, in that one

(pronoun)

Locative, neuter, singular of tad

tad - that, this, he, she, it

Demonstrative pronoun.

गृहे (gṛhe) - in the house

(noun)

Locative, neuter, singular of gṛha

gṛha - house, home, dwelling

a-stem neuter noun.

दाशरथेः (dāśaratheḥ) - of Rāma, the son of Daśaratha (of Daśaratha's son, of Rāma)

(proper noun)

Genitive, masculine, singular of dāśarathi

dāśarathi - son of Daśaratha, Rāma

Patronymic from Daśaratha + iñ.

प्रियप्रकथनैः (priyaprakathanaiḥ) - by means of pleasing conversations, by delightful discourses

(noun)

Instrumental, neuter, plural of priyaprakathana

priyaprakathana - pleasing conversation, delightful discourse

Tatpurusha compound: priya (dear/pleasing) + prakathana (speaking/discourse).

Compound type : tatpuruṣa (priya+prakathana)

• priya – dear, beloved, pleasing
  adjective (neuter)
  a-stem adjective.
• prakathana – speaking, narration, discourse, conversation
  noun (neuter)
  verbal noun
  Root kath (to speak) + pra (prefix) + lyuṭ (nominal suffix).
  Prefix: pra
  Root: kath (class 10)

मिथः (mithaḥ) - mutually, reciprocally, among themselves

(indeclinable)

Adverb.

जुजूर्णुः (jujūrṇuḥ) - resounded, filled, vibrated

(verb)

3rd person , plural, active, perfect (liṭ) of ghur

Perfect Active

3rd person plural, Perfect tense, Active voice (from root ghur 1P/6P, reduplicated form).

Root: ghur (class 1)

मधुरैः (madhuraiḥ) - by sweet, by melodious

(adjective)

Instrumental, masculine, plural of madhura

madhura - sweet, melodious, charming, pleasant

a-stem adjective.

आशाः (āśāḥ) - the surroundings (the directions, the quarters, the space around)

(noun)

Nominative, feminine, plural of āśā

āśā - direction, quarter of the sky, space, hope, desire

ā-stem feminine noun.

Note: Subject of jujūrṇuḥ.

मृदुवंशस्तनैः (mṛduvaṁśastanaiḥ) - by soft sounds of a flute, by soft flute-like notes

(noun)

Instrumental, masculine, plural of mṛduvaṃśastana

mṛduvaṁśastana - soft sound of a flute

Karmadharaya compound: mṛdu (soft) + vaṃśastana (flute sound).

Compound type : karmadhāraya (mṛdu+vaṃśastana)

• mṛdu – soft, tender, gentle, mild
  adjective (masculine)
• vaṃśastana – sound of a flute, flute music
  noun (masculine)
  Tatpurusha compound: vaṃśa (flute) + stana (sound/moan).

Note: Used in comparison with 'iva'.

इव (iva) - like, as, as if

(indeclinable)

Particle expressing comparison or similarity.