Verse 19

जगदात्मैव सकलमविद्या नास्ति कुत्रचित् ।इति दृष्टिमवष्टभ्य सम्यग्रूपः स्थिरो भव

In plain words

The whole world is ātman alone; avidyā exists nowhere. Taking firm hold of this vision, become steadfast, established in your right, true nature.