Verse 39

समस्तं खल्विदं ब्रह्म सर्वमात्मैवमाततम् ।अहमन्यदिदं चान्यदिति भ्रान्तिं त्यजानघ

In plain words

All this indeed is Brahman; all is the Self alone, thus spread out. Abandon the delusion 'I am one thing, and this is another,' O sinless one.