महाभारतः mahābhārataḥ - book-12, chapter-294, verse-20

विधूम इव सप्तार्चिरादित्य इव रश्मिमान् ।
वैद्युतोऽग्निरिवाकाशे दृश्यतेऽऽत्मा तथात्मनि ॥२०॥

20. vidhūma iva saptārcirāditya iva raśmimān ,
vaidyuto'gnirivākāśe dṛśyate''tmā tathātmani.

20. vidhūmaḥ iva saptārcis ādityaḥ iva raśmimān
vaidyutaḥ agniḥ iva ākāśe dṛśyate ātmā tathā ātmani

20. ātmā dṛśyate tathā ātmani iva vidhūmaḥ saptārcis
iva ādityaḥ raśmimān iva vaidyutaḥ agniḥ ākāśe

20. Just as a smokeless fire (saptārcis), a sun (ādityaḥ) full of rays, or an electrical fire (vaidyutaḥ agniḥ) in the sky is seen, so too is the self (ātman) seen within the self (ātman).

Words meanings summery:

• विधूमः (vidhūmaḥ) - smokeless, without smoke

• इव (iva) - like, as, as if

• सप्तार्चिस् (saptārcis) - a smokeless fire (fire (literally "seven-rayed", referring to fire's seven tongues of flame))

• आदित्यः (ādityaḥ) - the sun

• इव (iva) - like, as, as if

• रश्मिमान् (raśmimān) - radiant, full of rays, luminous

• वैद्युतः (vaidyutaḥ) - electric, lightning-born

• अग्निः (agniḥ) - fire

• इव (iva) - like, as, as if

• आकाशे (ākāśe) - in the sky, in space

• दृश्यते (dṛśyate) - is seen, appears

• आत्मा (ātmā) - the self, soul

• तथा (tathā) - so too (thus, so, in that manner)

• आत्मनि (ātmani) - in the self, within the soul

Words meanings and morphology

विधूमः (vidhūmaḥ) - smokeless, without smoke

(adjective)

Nominative, masculine, singular of vidhūma

vidhūma - smokeless, free from smoke

Compound type : bahuvrihi (vi+dhūma)

• vi – without, apart, dis-
  indeclinable
• dhūma – smoke
  noun (masculine)

इव (iva) - like, as, as if

(indeclinable)

सप्तार्चिस् (saptārcis) - a smokeless fire (fire (literally "seven-rayed", referring to fire's seven tongues of flame))

(noun)

Nominative, masculine, singular of saptārcis

saptārcis - fire (having seven rays/flames), Agni

Compound type : bahuvrihi (saptan+arcis)

• saptan – seven
  numeral
• arcis – ray, flame, light
  noun (neuter)
  Root: ṛc (class 5)

आदित्यः (ādityaḥ) - the sun

(noun)

Nominative, masculine, singular of āditya

āditya - the sun, a son of Aditi

इव (iva) - like, as, as if

(indeclinable)

रश्मिमान् (raśmimān) - radiant, full of rays, luminous

(adjective)

Nominative, masculine, singular of raśmimat

raśmimat - having rays, radiant, luminous

Suffix -mat to raśmi

वैद्युतः (vaidyutaḥ) - electric, lightning-born

(adjective)

Nominative, masculine, singular of vaidyuta

vaidyuta - electrical, relating to lightning, lightning-born

Derived from vidyut (lightning)

अग्निः (agniḥ) - fire

(noun)

Nominative, masculine, singular of agni

agni - fire, god of fire

इव (iva) - like, as, as if

(indeclinable)

आकाशे (ākāśe) - in the sky, in space

(noun)

Locative, masculine, singular of ākāśa

ākāśa - sky, space, ether

दृश्यते (dṛśyate) - is seen, appears

(verb)

3rd person , singular, passive, present (laṭ) of dṛś

Present Indicative, Passive voice

3rd person singular, Ātmanepada, passive construction

Root: dṛś (class 1)

आत्मा (ātmā) - the self, soul

(noun)

Nominative, masculine, singular of ātman

ātman - self, soul, spirit, essence

तथा (tathā) - so too (thus, so, in that manner)

(indeclinable)

आत्मनि (ātmani) - in the self, within the soul

(noun)

Locative, masculine, singular of ātman

ātman - self, soul, spirit, essence