﴿ بِسْمِ ٱللَّهِ ٱلرَّحْمَٰنِ ٱلرَّحِيمِ إِذَا زُلْزِلَتِ ٱلْأَرْضُ زِلْزَالَهَا ﴾

“WHEN THE EARTH quakes with her [last] mighty quaking,”

And from his narration on the authority of Ibn 'Abbas that he said about the interpretation of Allah's saying (When Earth is shaken with her (final) earthquake): '(When Earth is shaken with her (final) earthquake) He says: the earth is shaken and quaking and all that which is on it of trees, mountains and building is crumbling down