puruṣhaḥ sa paraḥ pārtha bhaktyā labhyas tvananyayā
yasyāntaḥ-sthāni bhūtāni yena sarvam idaṁ tatam||22|| 

Meaning : O Arjuna, that Supreme Person (God) can be reached only through single-minded devotion. He lives within all living beings, and everything is spread out by Him.