ब्रह्मार्पणं ब्रह्म हविः ब्रह्माग्नौ ब्रह्मणा हुतम् ।
ब्रह्मैव तेन गन्तव्यं ब्रह्मकर्मसमाधिना ॥

Meaning:
Brahman is the oblation. Brahman is the clarified butter. The oblation is poured by Brahman into the fire of Brahman. Brahman shall be realized by the one who considers everything as (a manifestation or) an act of Brahman rankhaya.com.

Word meanings:
ब्रह्मार्पणं = offered or dedicted to the Brahman;
ब्रह्म = Brahman; God;
हविः = the object or thing offered as sacrifice;
ब्रह्माग्नौ = in the Brahma which is in the form of a fire;
ब्रह्मणा = By Brahman;
हुतं = that which has been offered as the sacrifice;
ब्रह्मैव = Like Brahman;
तेन = by him or that;
गन्तव्यं = that which should be reached;
ब्रह्मकर्मसमाधिना = through the meditation-state becoming like Brahman;