Verse 45

यथा भूतात्मतत्त्वैकपरिज्ञानेन राघव ।असत्तामेत्यलं चेतो दीपेनेव तमः क्षणात्

In plain words

Through the full knowledge, alone, of the truth of the Self as it really is, Rāghava, the citta comes at once to utter non-being, as darkness does before a lamp.