Verse 11

तमांसीव दिवा यान्ति तत्र द्वन्द्वानि संक्षयम् ।शरदीव घनास्तत्र गुणा गच्छन्ति शुद्धताम्

In plain words

in him, as darknesses by day, the dvandvas come to destruction; in him, as clouds in autumn, the guṇas attain purity.