Bhagavad Gita, Chapter 8, Verse 13

ओमित्येकाक्षरं ब्रह्म व्याहरन्मामनुस्मरन् । यः प्रयाति त्यजन्देहं स याति परमां गतिम्

omityekākṣaraṃ brahma vyāharanmāmanusmaran | yaḥ prayāti tyajandehaṃ sa yāti paramāṃ gatim

Translation

Uttering Brahman, the one-syllabled 'Oṃ,' thinking of Me, whoso departs, leaving the body, he reaches the Supreme Goal.

— Alladi Mahadeva Sastri

Word meanings

om
Aum
iti
thus
ekākṣaram
one syllabled
brahma
Brahman
vyāharan
reciting
mām
me
anusmaran
remembering
yaḥ
who
prayāti
goes forth
tyajan
abandoning
deham
the body
saḥ
he
yāti
goes
paramām
(to the highest)
gatim
to the path (goal)

Śaṅkarācārya's commentary

He utters the syllable 'Oṃ,' the appellation of the Brahman, and meditates on Me. "Leaving the body" shows the mode of departure. The departure takes place by the Self leaving the body, not by the Self being destroyed.