It is that Unmanifest, which, when endued with body lives in the hearts of all creatures having body. As regards eternal Consciousness, although he is shorn of attributes and without form, yet he assumes all forins.
स एव हृदि सर्वासु मूर्तिष्वातिष्ठतेऽऽत्मवान्। केवलश्चेतनो नित्यः सर्वमूर्तिरमूर्तिमान्॥