योगवासिष्ठः yogavāsiṣṭhaḥ - book-7, chapter-210, verse-20

य एव ब्रह्मशब्दार्थो देहशब्दार्थ एव सः ।
नार्थयोरनयोर्भेदो विद्यतेऽम्ब्वम्भसोरिव ॥ २० ॥

ya eva brahmaśabdārtho dehaśabdārtha eva saḥ ,
nārthayoranayorbhedo vidyate'mbvambhasoriva 20

20. The meaning of the word body, is the same as that of Brahma (who is all in all); and there is no difference in the meaning of the two, as there is none between the words fluid and liquid.