It is the go of the world. Yayati, son of Nahusa, shared heaven with Indra but because of his curse ( for his bad conduct ) suffered misfortune. [3-66-7]
या चेयं जगतां माता देवी लोकनमस्कृता | अस्याश्च चलनं भूमेर्दृश्यते सत्यसंश्रव || ३-६६-९
You ( rigidly ) adhere to truth. ( Like you ) the mother earth who is adored by all the worlds, is unshakeable. Yet she is seen to be shaking at times. [3-66-9]
The powerful Sun and Moon, righteous entities, who are the two eyes of these worlds and on whom everything rests firmly, also suffer eclipses sometimes. [3-66-10]