योगवासिष्ठः yogavāsiṣṭhaḥ - book-5, chapter-78, verse-45

आत्मारामो वीतशोको भवत्यन्तःसुखः पुमान् ।
अभ्यासादेव नान्यस्मात्तस्मादभ्यासवान्भव ॥ ४५ ॥

ātmārāmo vītaśoko bhavatyantaḥsukhaḥ pumān ,
abhyāsādeva nānyasmāttasmādabhyāsavānbhava 45

45. ātma-ārāmaḥ vīta-śokaḥ bhavati antaḥ-sukhaḥ pumān
abhyāsāt eva na anyasmāt tasmāt abhyāsa-vān bhava

45. pumān ātma-ārāmaḥ vīta-śokaḥ antaḥ-sukhaḥ abhyāsāt
eva bhavati na anyasmāt tasmāt abhyāsa-vān bhava

45. A person who delights in the self (ātman), free from sorrow and experiencing inner joy, becomes so only through practice, and not from any other means. Therefore, be one who practices.

Words meanings summery:

• आत्म-आरामः (ātma-ārāmaḥ) - delighting in the self (ātman), one who rejoices in the spirit

• वीत-शोकः (vīta-śokaḥ) - free from sorrow, devoid of grief

• भवति (bhavati) - he/she/it becomes, exists

• अन्तः-सुखः (antaḥ-sukhaḥ) - inwardly happy, finding joy within

• पुमान् (pumān) - a person, a male, a man

• अभ्यासात् (abhyāsāt) - from practice, by means of practice

• एव (eva) - only, alone, indeed

• न (na) - not, no

• अन्यस्मात् (anyasmāt) - from another, from anything else

• तस्मात् (tasmāt) - therefore, from that

• अभ्यास-वान् (abhyāsa-vān) - one who practices, diligent in practice

• भव (bhava) - become, be

Words meanings and morphology

आत्म-आरामः (ātma-ārāmaḥ) - delighting in the self (ātman), one who rejoices in the spirit

(noun)

Nominative, masculine, singular of ātma-ārāma

ātma-ārāma - one who delights in the ātman, self-content

Compound type : Tatpuruṣa (locative) or Bahuvrīhi (ātman+ārāma)

• ātman – self, soul, spirit, essential nature
  noun (masculine)
  From root 'an' (to breathe)
  Root: an (class 2)
• ārāma – delight, pleasure, garden, resting place
  noun (masculine)
  From 'ā' + 'ram' + 'ghañ'
  Prefix: ā
  Root: ram (class 1)

वीत-शोकः (vīta-śokaḥ) - free from sorrow, devoid of grief

(adjective)

Nominative, masculine, singular of vīta-śoka

vīta-śoka - free from sorrow, griefless

Compound type : Bahuvrīhi (vīta+śoka)

• vīta – gone, departed, ceased
  adjective
  Past Passive Participle
  P.P.P. of root 'i' (to go) with prefix 'vi'
  Prefix: vi
  Root: i (class 2)
• śoka – sorrow, grief, lamentation
  noun (masculine)
  From 'śuc' + 'ghañ'
  Root: śuc (class 1)

भवति (bhavati) - he/she/it becomes, exists

(verb)

3rd person , singular, active, present indicative (laṭ) of bhū

Present active, third person singular

Root: bhū (class 1)

अन्तः-सुखः (antaḥ-sukhaḥ) - inwardly happy, finding joy within

(adjective)

Nominative, masculine, singular of antaḥ-sukha

antaḥ-sukha - one whose happiness is internal, inwardly content

Compound type : Bahuvrīhi (antar+sukha)

• antar – within, inside, internal
  indeclinable
  Preposition/Adverb
• sukha – happiness, joy, ease, comfort
  noun (neuter)
  From 'su' + 'kha' (good opening, good space)

पुमान् (pumān) - a person, a male, a man

(noun)

Nominative, masculine, singular of puṃs

puṁs - man, male, person

अभ्यासात् (abhyāsāt) - from practice, by means of practice

(noun)

Ablative, masculine, singular of abhyāsa

abhyāsa - practice, repetition, habituation

From 'abh' + 'as' + 'ghañ'

Prefix: abhi

Root: as (class 4)

एव (eva) - only, alone, indeed

(indeclinable)

Emphatic particle

न (na) - not, no

(indeclinable)

Negative particle

अन्यस्मात् (anyasmāt) - from another, from anything else

(pronoun)

Ablative, masculine/neuter, singular of anya

anya - other, another, different

Masculine/neuter ablative singular of 'anya'

तस्मात् (tasmāt) - therefore, from that

(indeclinable)

Masculine/neuter ablative singular of 'tad', often used adverbially

अभ्यास-वान् (abhyāsa-vān) - one who practices, diligent in practice

(adjective)

Nominative, masculine, singular of abhyāsa-vat

abhyāsa-vat - possessing practice, diligent in practice

Formed with suffix '-vat' indicating possession

भव (bhava) - become, be

(verb)

2nd person , singular, active, imperative (loṭ) of bhū

Imperative active, second person singular

Root: bhū (class 1)