One verse

Srimad Bhagavatam 1.17.34

1.17.34

यस्मिन् हरिर्भगवानिज्यमान इज्यात्ममूर्तिर्यजतां शं तनोति । कामानमोघान् स्थिरजङ्गमाना- मन्तर्बहिर्वायुरिवैष आत्मा ॥ ३४ ॥

yasmin harir bhagavan ijyamana ijyatma-murtir yajatam sam tanoti kaman amoghan sthira-jangamanam antar bahir vayur ivaisa atma

yasmin
in such sacrificial ceremonies
harih
the Supreme Lord
bhagavan
the Personality of Godhead
ijyamanah
being worshiped
ijya-atma
the soul of all worshipable deities
murtih
in the forms
yajatam
those who worship
sam
welfare
tanoti
spreads
kaman
desires
amoghan
inviolable
sthira-jangamanam
of all the moving and nonmoving
antah
within
bahih
outside
vayuh
air
iva
like
esah
of all of them
atma
spirit soul

In all sacrificial ceremonies, although sometimes a demigod is worshiped, the Supreme Lord Personality of Godhead is worshiped because He is the Supersoul of everyone, and exists both inside and outside like the air. Thus it is He only who awards all welfare to the worshiper.