योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-38, verse-11

क्रियास्वथोपशान्तासु भूर्लोकोऽस्तमुपैष्यति ।
असंसारप्रसङ्गोऽथ तस्य नाशे भविष्यति ॥ ११ ॥

kriyāsvathopaśāntāsu bhūrloko'stamupaiṣyati ,
asaṃsāraprasaṅgo'tha tasya nāśe bhaviṣyati 11

11. kriyāsu atha upaśāntāsu bhūrlokaḥ astam upaiṣyati
asamsāraprasaṅgaḥ atha tasya nāśe bhaviṣyati

11. atha kriyāsu upaśāntāsu bhūrlokaḥ astam upaiṣyati
atha tasya nāśe asamsāraprasaṅgaḥ bhaviṣyati

11. When all activities have subsided, then the earthly realm (bhu-loka) will disappear. Subsequently, upon its destruction, there will be no more entanglement in the cycle of transmigration (saṃsāra).

Words meanings summery:

• क्रियासु (kriyāsu) - in activities, in actions, in rituals

• अथ (atha) - then, now, moreover, subsequently

• उपशान्तासु (upaśāntāsu) - in those that have subsided, in those that have ceased

• भूर्लोकः (bhūrlokaḥ) - the earthly realm, the Bhu-loka

• अस्तम् (astam) - setting, disappearance, end

• उपैष्यति (upaiṣyati) - will go to, will reach, will attain, will come to an end

• असम्सारप्रसङ्गः (asamsāraprasaṅgaḥ) - non-attachment to saṃsāra, absence of entanglement in transmigration

• अथ (atha) - then, now, moreover, subsequently

• तस्य (tasya) - of the earthly realm (bhūrloka) (of that, its)

• नाशे (nāśe) - upon destruction, in destruction, at the cessation

• भविष्यति (bhaviṣyati) - will be, will happen

Words meanings and morphology

क्रियासु (kriyāsu) - in activities, in actions, in rituals

(noun)

Locative, feminine, plural of kriyā

kriyā - action, activity, performance, ritual

Root: kṛ (class 8)

अथ (atha) - then, now, moreover, subsequently

(indeclinable)

उपशान्तासु (upaśāntāsu) - in those that have subsided, in those that have ceased

(adjective)

Locative, feminine, plural of upaśānta

upaśānta - subsided, ceased, tranquil, calm

Past Passive Participle

Derived from root śam with upasarga upa-

Prefix: upa

Root: śam (class 4)

Note: Agrees with kriyāsu.

भूर्लोकः (bhūrlokaḥ) - the earthly realm, the Bhu-loka

(noun)

Nominative, masculine, singular of bhūrloka

bhūrloka - the earthly realm, one of the three worlds

Compound type : tatpuruṣa (bhūr+loka)

• bhūr – earth, world
  noun (feminine)
• loka – world, realm, people
  noun (masculine)

अस्तम् (astam) - setting, disappearance, end

(noun)

Accusative, masculine, singular of asta

asta - setting, disappearance, home, end

Root: as (class 2)

Note: Used with upaiṣyati to mean "will set" or "will disappear".

उपैष्यति (upaiṣyati) - will go to, will reach, will attain, will come to an end

(verb)

3rd person , singular, active, future (lṛṭ) of upa-i

Prefix: upa

Root: i (class 2)

असम्सारप्रसङ्गः (asamsāraprasaṅgaḥ) - non-attachment to saṃsāra, absence of entanglement in transmigration

(noun)

Nominative, masculine, singular of asamsāraprasaṅga

asamsāraprasaṅga - non-attachment to saṃsāra, lack of connection with transmigration

Compound type : nañ-tatpuruṣa (a+saṃsāra+prasaṅga)

• a – not, non-
  indeclinable
  Negative prefix
• saṃsāra – transmigration, cycle of rebirth, worldly existence
  noun (masculine)
• prasaṅga – attachment, connection, entanglement, occasion
  noun (masculine)
  Prefix: pra
  Root: sañj (class 1)

अथ (atha) - then, now, moreover, subsequently

(indeclinable)

तस्य (tasya) - of the earthly realm (bhūrloka) (of that, its)

(pronoun)

Genitive, masculine, singular of tad

tad - that, it

Note: Refers to bhūrloka.

नाशे (nāśe) - upon destruction, in destruction, at the cessation

(noun)

Locative, masculine, singular of nāśa

nāśa - destruction, ruin, loss, cessation

Root: naś (class 4)

भविष्यति (bhaviṣyati) - will be, will happen

(verb)

3rd person , singular, active, future (lṛṭ) of bhū

Root: bhū (class 1)