20:106

فَيَذَرُهَا قَاعًا صَفْصَفًا

Transliteration:

Fayatharuha qaAAan safsafan

Word by Word:

Then He will leave it, a level plain.

Translations:

and leave the earths level and bare,

"He will leave them as plains smooth and level;

And leave it as an empty plain,

Then leave it a plain, smooth, level,

And He will leave the earth a level plain;