वाल्मीकि-रामायणम् vālmīki-rāmāyaṇam - book-3, chapter-10, verse-21

प्रविश्य सह वैदेह्या लक्ष्मणेन च राघवः ।
तदा तस्मिन् स काकुत्स्थः श्रीमत्याश्रममण्डले ॥२१॥

21. praviśya saha vaidehyā lakṣmaṇena ca rāghavaḥ ,
tadā tasmin sa kākutsthaḥ śrīmatyāśramamaṇḍale.

21. praviśya saha vaidehyā lakṣmaṇena ca rāghavaḥ
tadā tasmin saḥ kākutsthaḥ śrīmati āśramamaṇḍale

21. rāghavaḥ saḥ kākutsthaḥ tadā saha vaidehyā
lakṣmaṇena ca śrīmati tasmin āśramamaṇḍale praviśya

21. Having entered that glorious hermitage (āśrama) complex, Rāghava (Rāma), the descendant of Kakutstha, then (dwelled there) with Vaidehī (Sītā) and Lakshmana.

Words meanings summery:

• प्रविश्य (praviśya) - having entered, entering

• सह (saha) - with, along with

• वैदेह्या (vaidehyā) - Referring to Sītā, wife of Rāma. (with Vaidehī (Sītā))

• लक्ष्मणेन (lakṣmaṇena) - Referring to Lakshmana, brother of Rāma. (with Lakshmana)

• च (ca) - and

• राघवः (rāghavaḥ) - Refers to Lord Rāma. (Rāghava (Rāma))

• तदा (tadā) - then, at that time

• तस्मिन् (tasmin) - In that hermitage (āśrama) complex. (in that, in it)

• सः (saḥ) - Refers to Rāghava (Rāma). (he)

• काकुत्स्थः (kākutsthaḥ) - An epithet for Lord Rāma. (descendant of Kakutstha (Rāma))

• श्रीमति (śrīmati) - Referring to the glorious hermitage (āśrama) complex. (in the glorious, in the prosperous)

• आश्रममण्डले (āśramamaṇḍale) - in the hermitage complex (āśrama)

Words meanings and morphology

प्रविश्य (praviśya) - having entered, entering

(indeclinable)

Absolutive (gerund)

Derived from root 'viś' with upasarga 'pra' and 'lya' suffix (absolutive).

Prefix: pra

Root: viś (class 6)

सह (saha) - with, along with

(indeclinable)

वैदेह्या (vaidehyā) - Referring to Sītā, wife of Rāma. (with Vaidehī (Sītā))

(proper noun)

Instrumental, feminine, singular of vaidehī

vaidehī - a princess of Videha, Sītā

लक्ष्मणेन (lakṣmaṇena) - Referring to Lakshmana, brother of Rāma. (with Lakshmana)

(proper noun)

Instrumental, masculine, singular of lakṣmaṇa

lakṣmaṇa - Lakshmana (Rāma's brother)

च (ca) - and

(indeclinable)

राघवः (rāghavaḥ) - Refers to Lord Rāma. (Rāghava (Rāma))

(proper noun)

Nominative, masculine, singular of rāghava

rāghava - descendant of Raghu, Rāma

तदा (tadā) - then, at that time

(indeclinable)

तस्मिन् (tasmin) - In that hermitage (āśrama) complex. (in that, in it)

(pronoun)

Locative, neuter, singular of tad

tad - that, those, he, she, it

सः (saḥ) - Refers to Rāghava (Rāma). (he)

(pronoun)

Nominative, masculine, singular of tad

tad - that, he, she, it

काकुत्स्थः (kākutsthaḥ) - An epithet for Lord Rāma. (descendant of Kakutstha (Rāma))

(proper noun)

Nominative, masculine, singular of kākutstha

kākutstha - descendant of Kakutstha, Rāma

श्रीमति (śrīmati) - Referring to the glorious hermitage (āśrama) complex. (in the glorious, in the prosperous)

(adjective)

Locative, neuter, singular of śrīmat

śrīmat - glorious, prosperous, beautiful, fortunate

Possessive suffix 'matup' added to 'śrī'.

आश्रममण्डले (āśramamaṇḍale) - in the hermitage complex (āśrama)

(noun)

Locative, neuter, singular of āśramamaṇḍala

āśramamaṇḍala - hermitage (āśrama) region/circle/complex

Compound type : tatpuruṣa (āśrama+maṇḍala)

• āśrama – hermitage, retreat, monastic settlement (āśrama)
  noun (masculine)
  Prefix: ā
  Root: śram (class 4)
• maṇḍala – circle, region, sphere, district
  noun (neuter)