Verse 14

जलमेव यथाम्भोधिर्न तरङ्गादिकं पृथक् ।आत्मैवेदं तथा सर्वं न भूतोयादिकं पृथक्

In plain words

As the ocean is only water, and not, separately, waves and the rest, so all this is only the Self, and not, separately, earth, water and the rest.