إِنَّ بَطْشَ رَبِّكَ لَشَدِيدٌ
(Verily, the punishment of your Lord is severe and painful.) meaning, indeed His punishment and His vengeance upon His enemies, who have rejected His Messengers, and opposed His command, is severe, great and strong. For verily, He is the Owner of power, Most Strong. He is the One that whatever He wants, then it will be however He wants it to be, in the matter of a blinking of an eye, or even swifter. Thus, Allah says,