B.G 4.23

गतसङ्गस्य मुक्तस्य ज्ञानावस्थितचेतसः। यज्ञायाचरतः कर्म समग्रं प्रविलीयते ॥२३॥

gatasaṅgasya muktasya jñānāvasthitacetasaḥ। yajñāyācarataḥ karma samagraṁ pravilīyate ॥23॥

[गत सङ्गस्य मुक्तस्य ज्ञान अवस्थित चेतसः। यज्ञाय आचरतः कर्म समग्रं प्रविलीयते॥
gata = having gone; saṅgasya = of attachment; muktasya = free from (bodily); jñāna = knowledge; avasthita = firmly established or situated; cetasaḥ = of the mind। yajñāya = for sacrifice or offering; ācarataḥ = performing; karma = actions; samagraṁ = completely; pravilīyate = is dissolved or submerged;॥]

After freeing himself from bodily attachment, firmly establishing knowledge in the consciousness, and performing actions as an offering, he becomes completely submerged (i.e. in complete flow).

Gīta Tātparya 4.23

'muktasya' - such a person is free from the ego that he is independent.

मुक्तस्य स्वातन्त्र्याभिमानात् ॥२३॥

muktasya svātantryābhimānāt ॥23॥

[muktasya = The word 'muktasya', i.e. "is free" used to mean; svātantryābhimānāt = he is free from the ego that he is independent;]

The word 'muktasya', i.e. "is free" is used to mean such a person is free from the ego that he is independent.