महाभारतः mahābhārataḥ - book-3, chapter-265, verse-2

राक्षसीभिरुपास्यन्तीं समासीनां शिलातले ।
रावणः कामबाणार्तो ददर्शोपससर्प च ॥२॥

2. rākṣasībhirupāsyantīṁ samāsīnāṁ śilātale ,
rāvaṇaḥ kāmabāṇārto dadarśopasasarpa ca.

2. rākṣasībhiḥ upāsyantīm samāsīnām śilātale
rāvaṇaḥ kāmabāṇārtaḥ dadarśa upasasarpa ca

2. (He saw her) being attended by demonesses and seated on a rock slab. Rāvaṇa, tormented by the arrows of the god of love (Kāma), then saw her and approached.

Words meanings summery:

• राक्षसीभिः (rākṣasībhiḥ) - by demonesses, by female demons

• उपास्यन्तीम् (upāsyantīm) - Sītā, being attended/guarded by demonesses. (serving, attending; contextually, being attended)

• समासीनाम् (samāsīnām) - Sītā, seated. (seated, sitting)

• शिलातले (śilātale) - on a rock slab, on a stone surface

• रावणः (rāvaṇaḥ) - The king of Laṅkā, antagonist of Rāma. (Rāvaṇa)

• कामबाणार्तः (kāmabāṇārtaḥ) - Rāvaṇa, tormented by lust. (afflicted by the arrows of Kāma (god of love))

• ददर्श (dadarśa) - saw, beheld

• उपससर्प (upasasarpa) - Rāvaṇa approached Sītā. (approached, went near)

• च (ca) - and, also

Words meanings and morphology

राक्षसीभिः (rākṣasībhiḥ) - by demonesses, by female demons

(noun)

Instrumental, feminine, plural of rākṣasī

rākṣasī - female demon, demoness

उपास्यन्तीम् (upāsyantīm) - Sītā, being attended/guarded by demonesses. (serving, attending; contextually, being attended)

(participle)

Accusative, feminine, singular of upāsyant

upāsyant - serving, attending (active); contextually, being served or attended (passive)

Present Active Participle

Feminine form of upāsyant, derived from upa-√ās (to sit near, attend, serve).

Prefix: upa

Root: ās (class 2)

Note: Contextually, this active participle carries a passive sense: 'being attended by demonesses'.

समासीनाम् (samāsīnām) - Sītā, seated. (seated, sitting)

(participle)

Accusative, feminine, singular of samāsīna

samāsīna - seated, sitting down

Past Active Participle

Derived from sam-ās (to sit down) from root ās (to sit), with īnac suffix for intransitive past active participle.

Prefix: sam

Root: ās (class 2)

शिलातले (śilātale) - on a rock slab, on a stone surface

(noun)

Locative, neuter, singular of śilātala

śilātala - rock slab, stone surface

Compound type : tatpuruṣa (śilā+tala)

• śilā – rock, stone
  noun (feminine)
• tala – surface, flat ground, base
  noun (neuter)
  Root: tṛ

रावणः (rāvaṇaḥ) - The king of Laṅkā, antagonist of Rāma. (Rāvaṇa)

(proper noun)

Nominative, masculine, singular of rāvaṇa

rāvaṇa - Rāvaṇa (name of the demon king of Laṅkā)

Root: ru (class 2)

कामबाणार्तः (kāmabāṇārtaḥ) - Rāvaṇa, tormented by lust. (afflicted by the arrows of Kāma (god of love))

(adjective)

Nominative, masculine, singular of kāmabāṇārta

kāmabāṇārta - afflicted by the arrows of love

Compound type : bahuvrīhi (kāma+bāṇa+ārta)

• kāma – desire, love, god of love
  noun (masculine)
  Root: kam (class 1)
• bāṇa – arrow
  noun (masculine)
• ārta – afflicted, distressed, suffering
  past passive participle (masculine)
  Past Passive Participle
  Derived from root 'ṛ' (to go, move) with prefix 'ā', meaning 'afflicted' or 'stricken'.
  Prefix: ā
  Root: ṛ (class 1)

ददर्श (dadarśa) - saw, beheld

(verb)

3rd person , singular, active, past perfect (lit) of dṛś

Perfect tense

3rd person singular, Perfect active

Root: dṛś (class 1)

उपससर्प (upasasarpa) - Rāvaṇa approached Sītā. (approached, went near)

(verb)

3rd person , singular, active, past perfect (lit) of sṛp

Perfect tense

3rd person singular, Perfect active, with upasarga 'upa-'

Prefix: upa

Root: sṛp (class 1)

च (ca) - and, also

(indeclinable)