योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-89, verse-24

सिद्ध्यतीत्थमिदं युक्त्यैवेत्ययं नियतेः क्रमः ।
त्र्यक्षादिभिः सुरवरैर्व्यर्थीकर्तुं न शक्यते ॥ २४ ॥

siddhyatītthamidaṃ yuktyaivetyayaṃ niyateḥ kramaḥ ,
tryakṣādibhiḥ suravarairvyarthīkartuṃ na śakyate 24

24. siddhyati ittham idam yuktyā eva iti ayam niyateḥ kramaḥ
tryakṣa-ādibhiḥ sura-varaiḥ vyarthīkartum na śakyate

24. idam ittham yuktyā eva siddhyati iti ayam niyateḥ kramaḥ
tryakṣa-ādibhiḥ sura-varaiḥ na vyarthīkartum śakyate

24. This outcome is achieved solely through logical reasoning; such is the inherent order of nature (niyati). It cannot be rendered futile by the foremost among the gods, such as Shiva (tryakṣa) and others.

Words meanings summery:

• सिद्ध्यति (siddhyati) - succeeds, is accomplished, is proven, comes to pass

• इत्थम् (ittham) - thus, in this manner, in this way

• इदम् (idam) - this

• युक्त्या (yuktyā) - by reason, by logic, by argument

• एव (eva) - only, just, indeed, precisely

• इति (iti) - thus, so, indicating direct speech or conclusion

• अयम् (ayam) - this

• नियतेः (niyateḥ) - of destiny, of natural law (niyati), of fate

• क्रमः (kramaḥ) - order, sequence, method, course

• त्र्यक्ष-आदिभिः (tryakṣa-ādibhiḥ) - by Shiva (tryakṣa) and others, by those beginning with the three-eyed one

• सुर-वरैः (sura-varaiḥ) - by the best of gods

• व्यर्थीकर्तुम् (vyarthīkartum) - to make futile, to nullify, to render useless

• न (na) - not, no

• शक्यते (śakyate) - is able, can be done, is possible

Words meanings and morphology

सिद्ध्यति (siddhyati) - succeeds, is accomplished, is proven, comes to pass

(verb)

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

Root: sidh (class 4)

इत्थम् (ittham) - thus, in this manner, in this way

(indeclinable)

इदम् (idam) - this

(pronoun)

Nominative, neuter, singular of idam

idam - this

युक्त्या (yuktyā) - by reason, by logic, by argument

(noun)

Instrumental, feminine, singular of yukti

yukti - reason, logic, argument, propriety

From root yuj (to join, connect).

Root: yuj (class 7)

एव (eva) - only, just, indeed, precisely

(indeclinable)

इति (iti) - thus, so, indicating direct speech or conclusion

(indeclinable)

अयम् (ayam) - this

(pronoun)

Nominative, masculine, singular of idam

idam - this

नियतेः (niyateḥ) - of destiny, of natural law (niyati), of fate

(noun)

Genitive, feminine, singular of niyati

niyati - natural law, destiny, fate, fixed order

From root yam (to control, restrain) with prefix ni.

Prefix: ni

Root: yam (class 1)

क्रमः (kramaḥ) - order, sequence, method, course

(noun)

Nominative, masculine, singular of krama

krama - step, order, sequence, method

From root kram (to step, go).

Root: kram (class 1)

त्र्यक्ष-आदिभिः (tryakṣa-ādibhiḥ) - by Shiva (tryakṣa) and others, by those beginning with the three-eyed one

(noun)

Instrumental, masculine, plural of tryakṣa-ādi

tryakṣa-ādi - Shiva and others, beginning with the three-eyed one

Compound type : tatpuruṣa (tryakṣa+ādi)

• tryakṣa – three-eyed, an epithet of Shiva
  noun (masculine)
• ādi – beginning, et cetera, and others
  noun (masculine)

सुर-वरैः (sura-varaiḥ) - by the best of gods

(noun)

Instrumental, masculine, plural of sura-vara

sura-vara - best of gods, excellent god

Compound type : tatpuruṣa (sura+vara)

• sura – god, deity
  noun (masculine)
• vara – best, excellent, boon, choice
  noun (masculine)

व्यर्थीकर्तुम् (vyarthīkartum) - to make futile, to nullify, to render useless

(verb)

infinitive of vyarthīkṛ

Infinitive

Derived from 'vyartha' (useless) + 'kṛ' (to make) through a causative suffix -ī, then infinitive -tum.

Prefix: vi

Root: kṛ (class 8)

न (na) - not, no

(indeclinable)

शक्यते (śakyate) - is able, can be done, is possible

(verb)

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

Root: śak (class 5)