إِن كَانَتْ إِلَّا صَيْحَةً وَٰحِدَةً فَإِذَا هُمْ خَٰمِدُونَ
It was nothing but a single shout, then suddenly they were extinguished.
Roots in this verse: ك و ن (kwn), ص ي ح (SyH), و ح د (wHd), خ م د (xmd)