Verse 49

अवस्तुतां व्रजन्त्येते माध्याह्ना इव दीपकाः ।अर्कादयो महालोका विद्ययाधिगतात्मनः

In plain words

These great luminaries, the sun and the rest, go to unreality, like lamps at noon, for one who has attained the self through knowledge.