योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-93, verse-4

तेन राम योऽयं परमेष्ठी
तन्मनस्तत्त्वं विद्धि ॥ ४ ॥

tena rāma yo'yaṃ parameṣṭhī
tanmanastattvaṃ viddhi 4

4. tena rāma yaḥ ayam parameṣṭhī
tat manas tattvam viddhi

4. tena rāma yaḥ ayam parameṣṭhī
tat manas tattvam viddhi

4. Therefore, O Rāma, know that this very supreme being (Parameṣṭhī) is the principle of mind.

Words meanings summery:

• तेन (tena) - Used as an indeclinable 'therefore' to connect to the preceding statements. (therefore, by that, with that)

• राम (rāma) - Addressed to Rāma by Vasiṣṭha. (O Rāma)

• यः (yaḥ) - who, which

• अयम् (ayam) - this, he

• परमेष्ठी (parameṣṭhī) - An epithet for the creator god Brahmā, the highest in the cosmic hierarchy of creation described in the previous verse. (the supreme being, the highest lord, Brahmā)

• तत् (tat) - that

• मनस् (manas) - mind, intellect, thought

• तत्त्वम् (tattvam) - principle, essence, reality, truth

• विद्धि (viddhi) - know, understand

Words meanings and morphology

तेन (tena) - Used as an indeclinable 'therefore' to connect to the preceding statements. (therefore, by that, with that)

(indeclinable)

Note: Used as an adverb here. Grammatically instrumental singular of 'tad'.

राम (rāma) - Addressed to Rāma by Vasiṣṭha. (O Rāma)

(proper noun)

Vocative, masculine, singular of rāma

rāma - Rāma (a prominent deity in Hinduism, hero of the Rāmāyaṇa); pleasing, charming; dark, black

यः (yaḥ) - who, which

(pronoun)

Nominative, masculine, singular of yad

yad - who, which, what

अयम् (ayam) - this, he

(pronoun)

Nominative, masculine, singular of idam

idam - this, this one, he, she, it

परमेष्ठी (parameṣṭhī) - An epithet for the creator god Brahmā, the highest in the cosmic hierarchy of creation described in the previous verse. (the supreme being, the highest lord, Brahmā)

(noun)

Nominative, masculine, singular of parameṣṭhin

parameṣṭhin - standing or abiding in the highest place; the highest, supreme being, supreme lord; an epithet of Brahmā, Viṣṇu, Śiva

From 'parama' (supreme) + 'sthā' (to stand) + suffix 'in'.

Compound type : tatpuruṣa (parama+sthā)

• parama – highest, supreme, ultimate, best
  adjective (masculine)
• sthā – standing, abiding, existing
  noun
  From root 'sthā' (to stand).
  Root: sthā (class 1)

तत् (tat) - that

(pronoun)

Accusative, neuter, singular of tad

tad - that, he, she, it

मनस् (manas) - mind, intellect, thought

(noun)

Nominative, neuter, singular of manas

manas - mind, intellect, understanding, thought, spirit

तत्त्वम् (tattvam) - principle, essence, reality, truth

(noun)

Accusative, neuter, singular of tattva

tattva - thatness, essence, principle, reality, truth, true state

From 'tat' (that) + 'tva' (suffix forming abstract nouns).

विद्धि (viddhi) - know, understand

(verb)

2nd person , singular, active, imperative (loṭ) of √vid

Imperative Active

From root 'vid' (to know), imperative mood, 2nd person singular, active voice. Archaic form, akin to 'vetti'.

Root: vid (class 2)