महाभारतः mahābhārataḥ - book-3, chapter-267, verse-32

इत्युक्त्वा सहसौमित्रिरुपस्पृश्याथ राघवः ।
प्रतिशिश्ये जलनिधिं विधिवत्कुशसंस्तरे ॥३२॥

32. ityuktvā sahasaumitrirupaspṛśyātha rāghavaḥ ,
pratiśiśye jalanidhiṁ vidhivatkuśasaṁstare.

32. iti uktvā saha saumitriḥ upaspṛśya atha rāghavaḥ
| pratiśiśye jalanidhim vidhivat kuśasaṃstare

32. Having spoken thus, Rama, accompanied by Lakshmana, then performed the purification rite (by touching water) and lay down facing the ocean, properly, on a bed of kuśa grass.

Words meanings summery:

• इति (iti) - thus, in this manner, so

• उक्त्वा (uktvā) - having spoken, having said

• सह (saha) - with, together with

• सौमित्रिः (saumitriḥ) - Lakshmana (Rama's brother) (son of Sumitrā, Lakshmana)

• उपस्पृश्य (upaspṛśya) - having performed a purification rite (by touching water) (having touched, having performed ablution)

• अथ (atha) - then, thereupon, now

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

• प्रतिशिश्ये (pratiśiśye) - Rama lay down facing (the ocean) (he lay down facing, he reclined towards)

• जलनिधिम् (jalanidhim) - the ocean (personified as a deity) (the ocean, reservoir of water)

• विधिवत् (vidhivat) - according to proper ritual procedure (according to rule, properly, ritually)

• कुशसंस्तरे (kuśasaṁstare) - on a bed of kusha grass, on a mat of kusha grass

Words meanings and morphology

इति (iti) - thus, in this manner, so

(indeclinable)

उक्त्वा (uktvā) - having spoken, having said

(indeclinable)

Absolutive (gerund)

Formed from root `vac` (to speak) with suffix `ktvā`. `vac` changes to `uk` before `ktvā`.

Root: vac (class 2)

Note: An indeclinable participle.

सह (saha) - with, together with

(indeclinable)

Preposition/adverb.

सौमित्रिः (saumitriḥ) - Lakshmana (Rama's brother) (son of Sumitrā, Lakshmana)

(proper noun)

Nominative, masculine, singular of saumitri

saumitri - son of Sumitrā, Lakshmana

Patronymic, derived from Sumitrā.

Note: The nominative singular form.

उपस्पृश्य (upaspṛśya) - having performed a purification rite (by touching water) (having touched, having performed ablution)

(indeclinable)

Absolutive (gerund) with prefix

From prefix `upa` + root `spṛś` (to touch) + suffix `lyaP`.

Prefix: upa

Root: spṛś (class 6)

Note: An indeclinable participle.

अथ (atha) - then, thereupon, now

(indeclinable)

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

(proper noun)

Nominative, masculine, singular of rāghava

rāghava - descendant of Raghu, Rama

Patronymic, derived from Raghu.

Note: The nominative singular form.

प्रतिशिश्ये (pratiśiśye) - Rama lay down facing (the ocean) (he lay down facing, he reclined towards)

(verb)

3rd person , singular, middle (ātmanepada), perfect (liṭ) of pratiśī

Perfect tense (ātmanepada)

From prefix `prati` + root `śī` (to lie down), Perfect middle voice 3rd person singular.

Prefix: prati

Root: śī (class 2)

जलनिधिम् (jalanidhim) - the ocean (personified as a deity) (the ocean, reservoir of water)

(noun)

Accusative, masculine, singular of jalanidhi

jalanidhi - reservoir of water, ocean, sea

Compound type : ṣaṣṭhī-tatpuruṣa (jala+nidhi)

• jala – water
  noun (neuter)
• nidhi – treasure, receptacle, store, ocean
  noun (masculine)
  From `nidhā` (to place in) + `i` suffix.
  Prefix: ni
  Root: dhā (class 3)

Note: Object of `pratiśiśye`.

विधिवत् (vidhivat) - according to proper ritual procedure (according to rule, properly, ritually)

(indeclinable)

Adverbial form from `vidhi` (rule, ordinance) + `vat` suffix (like).

कुशसंस्तरे (kuśasaṁstare) - on a bed of kusha grass, on a mat of kusha grass

(noun)

Locative, masculine, singular of kuśasaṃstara

kuśasaṁstara - bed of kusha grass, mat of kusha grass

Compound type : ṣaṣṭhī-tatpuruṣa (kuśa+saṃstara)

• kuśa – kusha grass (Poa cynosuroides), sacred grass
  noun (masculine)
• saṃstara – bed, couch, mat, layer, spread
  noun (masculine)
  From `sam` (prefix) + root `stṛ` (to spread) + `a` suffix.
  Prefix: sam
  Root: stṛ (class 5)

Note: Refers to the sacred grass bed on which Rama was performing `tapas`.