वाल्मीकि-रामायणम् vālmīki-rāmāyaṇam - book-6, chapter-71, verse-20

तत् संदिश महाबाहो लक्ष्मणं शुभलक्षणम् ।
राक्षसस्य विनाशाय वज्रं वज्रधरो यथा ॥२०॥

20. tat saṃdiśa mahābāho lakṣmaṇaṃ śubhalakṣaṇam ,
rākṣasasya vināśāya vajraṃ vajradharo yathā.

20. tat sandiśa mahābāho lakṣmaṇam śubhalakṣaṇam
rākṣasasya vināśāya vajram vajradharaḥ yathā

20. tat mahābāho śubhalakṣaṇam lakṣmaṇam rākṣasasya
vināśāya sandiśa yathā vajradharaḥ vajram

20. Therefore, O mighty-armed one, command Lakṣmaṇa, the one with auspicious signs, for the destruction of the demon, just as the thunderbolt-wielder (Indra) wields his thunderbolt.

Words meanings summery:

• तत् (tat) - therefore, so, that

• सन्दिश (sandiśa) - command, instruct, tell

• महाबाहो (mahābāho) - O mighty-armed one (addressing Rāma) (O mighty-armed one)

• लक्ष्मणम् (lakṣmaṇam) - Lakṣmaṇa

• शुभलक्षणम् (śubhalakṣaṇam) - auspiciously marked, having auspicious signs

• राक्षसस्य (rākṣasasya) - of the demon (Indrajit) (of the demon)

• विनाशाय (vināśāya) - for the destruction

• वज्रम् (vajram) - thunderbolt

• वज्रधरः (vajradharaḥ) - Indra, the wielder of the thunderbolt (wielder of the thunderbolt)

• यथा (yathā) - as, just as

Words meanings and morphology

तत् (tat) - therefore, so, that

(indeclinable)

सन्दिश (sandiśa) - command, instruct, tell

(verb)

2nd person , singular, active, imperative (loṭ) of saṃdiś

From root diś (to show, point) with sam.

Prefix: sam

Root: diś (class 6)

Note: Subject is implied 'you' (Rāma).

महाबाहो (mahābāho) - O mighty-armed one (addressing Rāma) (O mighty-armed one)

(adjective)

Vocative, masculine, singular of mahābāhu

mahābāhu - mighty-armed, strong-armed

Bahuvrīhi compound: mahā (great) + bāhu (arm).

Compound type : bahuvrīhi (mahā+bāhu)

• mahā – great, mighty
  adjective
• bāhu – arm
  noun (masculine)

Note: Addressing Rāma.

लक्ष्मणम् (lakṣmaṇam) - Lakṣmaṇa

(proper noun)

Accusative, masculine, singular of lakṣmaṇa

lakṣmaṇa - Lakṣmaṇa (brother of Rama)

Note: Object of 'sandiśa'.

शुभलक्षणम् (śubhalakṣaṇam) - auspiciously marked, having auspicious signs

(adjective)

Accusative, masculine, singular of śubhalakṣaṇa

śubhalakṣaṇa - having auspicious marks/signs

Bahuvrīhi compound: śubha (auspicious) + lakṣaṇa (mark, sign).

Compound type : bahuvrīhi (śubha+lakṣaṇa)

• śubha – auspicious, propitious, good
  adjective
• lakṣaṇa – mark, sign, characteristic
  noun (neuter)
  Root: lakṣ

Note: Adjective modifying 'lakṣmaṇam'.

राक्षसस्य (rākṣasasya) - of the demon (Indrajit) (of the demon)

(noun)

Genitive, masculine, singular of rākṣasa

rākṣasa - demon, belonging to a Rākṣasa

Root: rakṣ (class 1)

Note: Associated with 'vināśāya'.

विनाशाय (vināśāya) - for the destruction

(noun)

Dative, masculine, singular of vināśa

vināśa - destruction, ruin, disappearance

From root naś (to perish) with vi.

Prefix: vi

Root: naś (class 4)

Note: Expresses purpose.

वज्रम् (vajram) - thunderbolt

(noun)

Accusative, neuter, singular of vajra

vajra - thunderbolt, diamond

Root: vaj

वज्रधरः (vajradharaḥ) - Indra, the wielder of the thunderbolt (wielder of the thunderbolt)

(proper noun)

Nominative, masculine, singular of vajradhara

vajradhara - wielder of the thunderbolt (epithet of Indra)

Compound: vajra (thunderbolt) + dhara (bearer, wielder).

Compound type : tatpuruṣa (vajra+dhara)

• vajra – thunderbolt, diamond
  noun (neuter)
• dhara – bearing, holding, wielder
  adjective (masculine)
  Agent noun/adjective
  From root dhṛ (to hold, bear) + a suffix.
  Root: dhṛ (class 1)

Note: Subject of the implied verb.

यथा (yathā) - as, just as

(indeclinable)