निषिध्य निखिलोपाधीन्नेति नेतीति वाक्यतः ।विद्यादैक्यं महावाक्यैर्जीवात्मपरमात्मनोः ॥ ३० ॥
In plain words
Negate every limiting adjunct with the words 'not this, not this' — and then, by the great sayings, know the oneness of the individual self and the supreme Self.
Close to the Sanskrit
Having negated all limiting adjuncts by the statement 'not this, not this,' one should know, through the great sayings, the oneness of the individual self and the supreme Self.