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 Bhāshya 4.23

'gatasaṅgasya' - without attachment to outcomes. 'muktasya' - those who do not identify themselves with the body. 'jñānāvasthitacetasaḥ' - one who has established the conciousness in the supreme.

उपसंहरति गतसङ्गस्येति।

upasaṁharati gatasaṅgasyeti।

[upasaṁharati = concludes by summarising; gatasaṅgasyeti = 'gatasaṅgasya' verse;।]

'gatasaṅgasya' verse concludes the topic by summarising it.

गतसङ्गस्य फलस्नेहरहितस्य। मुक्तस्य शरीराद्यनभिमानिनः। ज्ञानावस्थितचेतसः परमेश्वरज्ञानिनः ॥२३॥

gatasaṅgasya phalasneharahitasya। muktasya śarīrādyanabhimāninaḥ। jñānāvasthitacetasaḥ parameśvarajñāninaḥ ॥23॥

[gatasaṅgasya phalasneharahitasya = 'gatasaṅgasya' means without attachment to outcomes;। muktasya = 'muktasya' means; śarīrādyanabhimāninaḥ = those who do not identify with the body and others; । jñānāvasthitacetasaḥ = 'jñānāvasthitacetasaḥ' means; parameśvarajñāninaḥ = one who has established the conciousness in the supreme;]

'gatasaṅgasya' means without attachment to outcomes. 'muktasya' means those who do not identify with the body and others. 'jñānāvasthitacetasaḥ' means one who has established the conciousness in the supreme.