Holy Quran » AL MU'MIN : 84

And when they saw Our punishment, they said," We believe in Allah alone and disbelieve in that which we used to associate with Him."

{ فلما رأوْا بأسنا } أي شدة عذابنا { قالوا آمنا بالله وحده وكفرنا بما كنا به مشركين } .