فَإِنَّمَا هِىَ زَجْرَةٌ وَٰحِدَةٌ فَإِذَا هُمْ يَنظُرُونَ
So it is but a single driving‑cry, then suddenly they are looking on.
Roots in this verse: ز ج ر (zjr), و ح د (wHd), ن ظ ر (nZr)