One verse

Srimad Bhagavatam 3.12.44

3.12.44

आन्वीक्षिकी त्रयी वार्ता दण्डनीतिस्तथैव च । एवं व्याहृतयश्वासन् प्रणवो ह्यस्य दहृत: ॥ ४४ ॥

anviksiki trayi varta danda-nitis tathaiva ca evam vyahrtayas casan pranavo hy asya dahratah

anviksiki
logic
trayi
the three goals, namely religion, economy and salvation
varta
sense gratification
danda
law and order
nitih
moral codes
tatha
as also
eva ca
respectively
evam
thus
vyahrtayah
the celebrated hymns bhuh, bhuvah and svah
ca
also
asan
came into existence
pranavah
the omkara
hi
certainly
asya
of him (Brahma)
dahratah
from the heart.

The science of logical argument, the Vedic goals of life, and also law and order, moral codes, and the celebrated hymns bhuh, bhuvah and svah all became manifested from the mouths of Brahma, and the pranava omkara was manifested from his heart.