Garudapurana 1.234.32

1.234.32

manobuddhirahaṅkāraḥ kṣetrajñastvaṃ hṛdīśvaraḥ /
tvaṃ yajñastvaṃ vaṣaṭkārastvamoṅkāraḥ samitkuśāḥ //

Mind, intellect, ego-sense, the knower of the field, you are the lord in the heart;
you are the sacrifice; you are the vaṣaṭ-call; you are the syllable Om, firewood, and kuśa grass;