योगवासिष्ठः yogavāsiṣṭhaḥ - book-4, chapter-48, verse-40

भगवन् भूतपूर्णाया भुवः पावनमण्डलम् ।
नाप्नोमि तेन वृक्षाणामुपरि स्थितिरस्तु मे ॥ ४० ॥

bhagavan bhūtapūrṇāyā bhuvaḥ pāvanamaṇḍalam ,
nāpnomi tena vṛkṣāṇāmupari sthitirastu me 40

40. bhagavan bhūtapūrṇāyāḥ bhuvaḥ pāvanamaṇḍalam
na āpnomi tena vṛkṣāṇām upari sthitiḥ astu me

40. bhagavan,
bhūtapūrṇāyāḥ bhuvaḥ pāvanamaṇḍalam na āpnomi.
tena me sthitiḥ vṛkṣāṇām upari astu.

40. O Lord, I cannot find a pure region on this earth, which is filled with beings. Therefore, let my dwelling be above the trees.

Words meanings summery:

• भगवन् (bhagavan) - O Lord, O venerable one

• भूतपूर्णायाः (bhūtapūrṇāyāḥ) - of the earth filled with beings, of the earth full of creatures

• भुवः (bhuvaḥ) - of the earth

• पावनमण्डलम् (pāvanamaṇḍalam) - a pure region, sacred space

• न (na) - not, no

• आप्नोमि (āpnomi) - I obtain, I reach, I find

• तेन (tena) - by that, therefore

• वृक्षाणाम् (vṛkṣāṇām) - of the trees

• उपरि (upari) - above, on, over

• स्थितिः (sthitiḥ) - dwelling (existence, state, position, dwelling)

• अस्तु (astu) - let it be

• मे (me) - for me, my (to me, for me, my)

Words meanings and morphology

भगवन् (bhagavan) - O Lord, O venerable one

(adjective)

Vocative, masculine, singular of bhagavat

bhagavat - fortunate, glorious, divine, venerable, Lord

Root: bhaj (class 1)

भूतपूर्णायाः (bhūtapūrṇāyāḥ) - of the earth filled with beings, of the earth full of creatures

(adjective)

Genitive, feminine, singular of bhūtapūrṇā

bhūtapūrṇa - filled with beings, full of creatures

Compound type : tatpurusha (bhūta+pūrṇa)

• bhūta – being, creature, past
  noun (neuter)
  Past Passive Participle
  from root bhū
  Root: bhū (class 1)
• pūrṇa – full, complete, filled
  adjective (masculine)
  Past Passive Participle
  from root pṛ
  Root: pṛ (class 3)

Note: declined as feminine, agreeing with bhuvaḥ

भुवः (bhuvaḥ) - of the earth

(noun)

Genitive, feminine, singular of bhū

bhū - earth, land

पावनमण्डलम् (pāvanamaṇḍalam) - a pure region, sacred space

(noun)

Accusative, neuter, singular of pāvanamaṇḍala

pāvanamaṇḍala - sacred circle/region, purifying area

Compound type : tatpurusha (pāvana+maṇḍala)

• pāvana – purifying, sacred, pure
  adjective (neuter)
  causative/agent noun
  from root pū
  Root: pū (class 1)
• maṇḍala – circle, disk, region, territory
  noun (neuter)

न (na) - not, no

(indeclinable)

आप्नोमि (āpnomi) - I obtain, I reach, I find

(verb)

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

Present Tense

Prefix: ā

Root: āp (class 5)

तेन (tena) - by that, therefore

(pronoun)

Instrumental, neuter, singular of tad

tad - that, he, she, it

Note: used adverbially to mean 'therefore'

वृक्षाणाम् (vṛkṣāṇām) - of the trees

(noun)

Genitive, masculine, plural of vṛkṣa

vṛkṣa - tree

उपरि (upari) - above, on, over

(indeclinable)

स्थितिः (sthitiḥ) - dwelling (existence, state, position, dwelling)

(noun)

Nominative, feminine, singular of sthiti

sthiti - standing, position, state, dwelling, stability

from root sthā

Root: sthā (class 1)

अस्तु (astu) - let it be

(verb)

3rd person , singular, active, imperative (loṭ) of as

Imperative Mood

Root: as (class 2)

मे (me) - for me, my (to me, for me, my)

(pronoun)

Dative, singular of asmad

asmad - I, me

Note: can be dative or genitive; here Dative of purpose/benefit