योगवासिष्ठः yogavāsiṣṭhaḥ - book-2, chapter-5, verse-6

अतः पुरुषयत्नेन यतितव्यं यथा तथा ।
पुंसा तन्त्रेण सद्योगाद्येनाश्वद्यतनो जयेत् ॥ ६ ॥

ataḥ puruṣayatnena yatitavyaṃ yathā tathā ,
puṃsā tantreṇa sadyogādyenāśvadyatano jayet 6

6. ataḥ puruṣayatnena yatitavyam yathā tathā puṃsā
tantreṇa satyogāt yena āśu adyatanaḥ jayet

6. ataḥ,
puṃsā puruṣayatnena yathā tathā tantreṇa satyogāt yatitavyam,
yena āśu adyatanaḥ jayet.

6. Therefore, a person should strive with human effort (puruṣa) by all possible means, through the proper application (yoga) of suitable methods, so that the current endeavor may prevail.

Words meanings summery:

• अतः (ataḥ) - therefore, hence, from this

• पुरुषयत्नेन (puruṣayatnena) - by human effort

• यतितव्यम् (yatitavyam) - should be striven, effort should be made

• यथा (yathā) - as, just as, in whatever way

• तथा (tathā) - so, thus, in that way

• पुंसा (puṁsā) - by a person, by a man

• तन्त्रेण (tantreṇa) - by means of skill, method, device, system

• सत्योगात् (satyogāt) - by proper application, by good means, by a right conjuncture

• येन (yena) - by which, by whom

• आशु (āśu) - quickly, swiftly

• अद्यतनः (adyatanaḥ) - that which is of today, current, present (effort/endeavor)

• जयेत् (jayet) - may conquer, should conquer, might win

Words meanings and morphology

अतः (ataḥ) - therefore, hence, from this

(indeclinable)

Ablative adverbial particle.

पुरुषयत्नेन (puruṣayatnena) - by human effort

(noun)

Instrumental, masculine, singular of puruṣayatna

puruṣayatna - human effort, exertion by a person

Compound.

Compound type : ṣaṣṭhī-tatpuruṣa (puruṣa+yatna)

• puruṣa – man, human being, person, soul, cosmic person
  noun (masculine)
  Root: pṛ (class 3)
• yatna – effort, exertion, endeavor, attempt
  noun (masculine)
  Derived from root yat (to strive) with suffix na.
  Root: yat (class 1)

यतितव्यम् (yatitavyam) - should be striven, effort should be made

(adjective)

Nominative, neuter, singular of yatitavya

yatitavya - to be striven for, to be attempted, one should strive

Gerundive (Potential Passive Participle)

Derived from root yat (to strive) with suffix tavya.

Root: yat (class 1)

यथा (yathā) - as, just as, in whatever way

(indeclinable)

Correlative adverb.

तथा (tathā) - so, thus, in that way

(indeclinable)

Correlative adverb.

Note: Together yathā tathā means 'somehow or other,' 'by all means.'

पुंसा (puṁsā) - by a person, by a man

(noun)

Instrumental, masculine, singular of puṃs

puṁs - man, person, male, human being

Note: Agent of the impersonal yatitavyam.

तन्त्रेण (tantreṇa) - by means of skill, method, device, system

(noun)

Instrumental, neuter, singular of tantra

tantra - loom, thread, system, doctrine, method, device, skill, strategy

From root tan (to spread, extend) with tra suffix.

Root: tan (class 8)

Note: Means by which yatitavyam is done.

सत्योगात् (satyogāt) - by proper application, by good means, by a right conjuncture

(noun)

Ablative, masculine, singular of satyoga

satyoga - proper application, right means, good union/conjunction, right yoga

Compound.

Compound type : karmadhāraya (sat+yoga)

• sat – good, true, proper, existent, real
  adjective (masculine)
  Present Active Participle
  From root as (to be).
  Root: as (class 2)
• yoga – union, conjunction, application, means, spiritual discipline, effort
  noun (masculine)
  From root yuj (to join, to connect) with ghañ suffix.
  Root: yuj (class 7)

Note: Ablative of cause/means.

येन (yena) - by which, by whom

(pronoun)

Instrumental, masculine, singular of yad

yad - which, what, who

Relative pronoun.

Note: Refers to the means (puruṣayatnena, tantreṇa, satyogāt).

आशु (āśu) - quickly, swiftly

(indeclinable)

Adverbial use of the adjective āśu.

अद्यतनः (adyatanaḥ) - that which is of today, current, present (effort/endeavor)

(adjective)

Nominative, masculine, singular of adyatana

adyatana - of today, present, current

Derived from adya (today) + tana suffix.

Note: Acts as a substantive (the current effort).

जयेत् (jayet) - may conquer, should conquer, might win

(verb)

3rd person , singular, active, optative (vidhi-liṅ) of ji

Optative Mood, Parasmaipada, 3rd Person, Singular

Root ji (class 1).

Root: ji (class 1)