महाभारतः mahābhārataḥ - book-5, chapter-62, verse-25

अचक्षुर्लभते चक्षुर्वृद्धो भवति वै युवा ।
इति ते कथयन्ति स्म ब्राह्मणा जम्भसाधकाः ॥२५॥

25. acakṣurlabhate cakṣurvṛddho bhavati vai yuvā ,
iti te kathayanti sma brāhmaṇā jambhasādhakāḥ.

25. acakṣuḥ labhate cakṣuḥ vṛddhaḥ bhavati vai yuvā
iti te kathayanti sma brāhmaṇāḥ jambhasādhakāḥ

25. A blind person gains sight, and an old person certainly becomes young. Thus they, the Brahmins who were practitioners of Jambha, used to narrate.

Words meanings summery:

• अचक्षुः (acakṣuḥ) - blind person, one without eyes

• लभते (labhate) - obtains, gains, receives

• चक्षुः (cakṣuḥ) - sight, eye

• वृद्धः (vṛddhaḥ) - old person, aged

• भवति (bhavati) - becomes, happens, is

• वै (vai) - indeed, certainly, surely

• युवा (yuvā) - young, a youth

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

• ते (te) - they

• कथयन्ति (kathayanti) - they narrate, they tell

• स्म (sma) - (with present verb) used to, indeed

• ब्राह्मणाः (brāhmaṇāḥ) - Brahmins

• जम्भसाधकाः (jambhasādhakāḥ) - practitioners of Jambha, achievers of Jambha

Words meanings and morphology

अचक्षुः (acakṣuḥ) - blind person, one without eyes

(noun)

Nominative, masculine, singular of acakṣus

acakṣus - blind, without eyes, a blind person

Negating prefix 'a-' + 'cakṣus' (eye)

Compound type : nañ-bahuvrīhi (a+cakṣus)

• a – not, un-, without
  indeclinable
  negating prefix
• cakṣus – eye, sight
  noun (neuter)

Note: subject of labhate

लभते (labhate) - obtains, gains, receives

(verb)

3rd person , singular, middle, present (laṭ) of labh

Present Middle

From root labh (class 1)

Root: labh (class 1)

चक्षुः (cakṣuḥ) - sight, eye

(noun)

Accusative, neuter, singular of cakṣus

cakṣus - eye, sight, vision

Note: object of labhate

वृद्धः (vṛddhaḥ) - old person, aged

(noun)

Nominative, masculine, singular of vṛddha

vṛddha - old, aged, grown, increased, an old man

Past Passive Participle

from root vṛdh (to grow)

Root: vṛdh (class 1)

Note: subject of bhavati

भवति (bhavati) - becomes, happens, is

(verb)

3rd person , singular, active, present (laṭ) of bhū

Present Active

From root bhū (class 1)

Root: bhū (class 1)

वै (vai) - indeed, certainly, surely

(indeclinable)

युवा (yuvā) - young, a youth

(adjective)

Nominative, masculine, singular of yuvan

yuvan - young, a youth, young man

n-stem noun/adjective

इति (iti) - thus, so, in this manner

(indeclinable)

ते (te) - they

(pronoun)

Nominative, masculine, plural of tad

tad - that, he, she, it

कथयन्ति (kathayanti) - they narrate, they tell

(verb)

3rd person , plural, active, present (laṭ) of kathaya

Present Active

Causative stem from root kath or kṛt (class 10, or kath is considered a denominal verb)

Root: kath (class 10)

स्म (sma) - (with present verb) used to, indeed

(indeclinable)

ब्राह्मणाः (brāhmaṇāḥ) - Brahmins

(noun)

Nominative, masculine, plural of brāhmaṇa

brāhmaṇa - a Brahmin, belonging to Brahman, learned in Vedas

Note: in apposition to te

जम्भसाधकाः (jambhasādhakāḥ) - practitioners of Jambha, achievers of Jambha

(noun)

Nominative, masculine, plural of jambhasādhaka

jambhasādhaka - one who accomplishes/practices Jambha

Compound type : tatpuruṣa (jambha+sādhaka)

• jambha – a demon's name; devouring; a type of mystical accomplishment or lore
  proper noun (masculine)
• sādhaka – accomplisher, performer, practitioner
  noun (masculine)
  from root sādh (to accomplish) + aka suffix
  Root: sādh (class 5)