योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-93, verse-13

तदिहास्तमहं यामि स्वं लोकमिति निश्चयम् ।
यावद्गन्तुं प्रवृत्तोऽस्मि तावत्संकल्पनक्षयात् ॥ १३ ॥

tadihāstamahaṃ yāmi svaṃ lokamiti niścayam ,
yāvadgantuṃ pravṛtto'smi tāvatsaṃkalpanakṣayāt 13

13. tat iha astam aham yāmi svam lokam iti niścayam
yāvat gantum pravṛttaḥ asmi tāvat saṅkalpanakṣayāt

13. tat iha astam aham svam lokam yāmi iti niścayam
yāvat gantum asmi pravṛttaḥ tāvat saṅkalpanakṣayāt

13. Such was the firm resolve (niścaya): 'Therefore, I will depart from here to my own realm (loka).' As soon as I was about to go, immediately, due to the waning of (my) intention (saṅkalpa)...

Words meanings summery:

• तत् (tat) - therefore (that, therefore)

• इह (iha) - from this place (here, in this place)

• अस्तम् (astam) - to setting, to passing away (with 'yāmi', to depart/disappear) (to setting, to disappearance, home)

• अहम् (aham) - I

• यामि (yāmi) - I will depart (I go, I proceed)

• स्वम् (svam) - my own (own, one's own, my own)

• लोकम् (lokam) - realm, abode (world, realm, people)

• इति (iti) - thus, in this manner, marking direct speech or thought

• निश्चयम् (niścayam) - firm resolve, determination, certainty

• यावत् (yāvat) - as soon as (as long as, as soon as, until)

• गन्तुम् (gantum) - to go, for going

• प्रवृत्तः (pravṛttaḥ) - about to proceed (started, proceeded, begun)

• अस्मि (asmi) - I am

• तावत् (tāvat) - immediately, then (so much, then, immediately)

• सङ्कल्पनक्षयात् (saṅkalpanakṣayāt) - due to the cessation of resolve, from the destruction of intention

Words meanings and morphology

तत् (tat) - therefore (that, therefore)

(indeclinable)

Note: Adverbial use.

इह (iha) - from this place (here, in this place)

(indeclinable)

Note: Used with ablative sense 'from here'.

अस्तम् (astam) - to setting, to passing away (with 'yāmi', to depart/disappear) (to setting, to disappearance, home)

(indeclinable)

Note: Adverbial accusative.

अहम् (aham) - I

(pronoun)

Nominative, singular of asmad

asmad - I, me, we, us

यामि (yāmi) - I will depart (I go, I proceed)

(verb)

1st person , singular, active, present (laṭ) of yā

Root: yā (class 2)

स्वम् (svam) - my own (own, one's own, my own)

(pronoun)

Accusative, masculine, singular of sva

sva - one's own, self

Note: Qualifies lokam.

लोकम् (lokam) - realm, abode (world, realm, people)

(noun)

Accusative, masculine, singular of loka

loka - world, realm, people, space

इति (iti) - thus, in this manner, marking direct speech or thought

(indeclinable)

निश्चयम् (niścayam) - firm resolve, determination, certainty

(noun)

Accusative, masculine, singular of niścaya

niścaya - firm resolve, determination, certainty

From root ci- to gather with prefix nis-

Prefix: nis

Root: ci (class 5)

यावत् (yāvat) - as soon as (as long as, as soon as, until)

(indeclinable)

Note: Corresponds to tāvat.

गन्तुम् (gantum) - to go, for going

(indeclinable)

infinitive

From root gam- to go

Root: gam (class 1)

Note: Infinitive form.

प्रवृत्तः (pravṛttaḥ) - about to proceed (started, proceeded, begun)

(adjective)

Nominative, masculine, singular of pravṛtta

pravṛtta - started, proceeded, engaged in

Past Passive Participle

From root vṛt- to turn, with prefix pra-

Prefix: pra

Root: vṛt (class 1)

Note: Past Passive Participle.

अस्मि (asmi) - I am

(verb)

1st person , singular, active, present (laṭ) of as

Root: as (class 2)

तावत् (tāvat) - immediately, then (so much, then, immediately)

(indeclinable)

Note: Corresponds to yāvat.

सङ्कल्पनक्षयात् (saṅkalpanakṣayāt) - due to the cessation of resolve, from the destruction of intention

(noun)

Ablative, masculine, singular of saṅkalpanakṣaya

saṅkalpanakṣaya - cessation of resolve/intention

Compound type : tatpuruṣa (saṅkalpa+kṣaya)

• saṅkalpa – resolve, intention, firm will, conceptualization (saṅkalpa)
  noun (masculine)
  From root kḷp with prefix sam-
  Prefix: sam
  Root: kḷp (class 1)
• kṣaya – destruction, decay, cessation, loss
  noun (masculine)
  verbal noun
  From root kṣi- to destroy, waste away
  Root: kṣi (class 1)

Note: Indicates cause.