The Saheeh International Quran Translation
فَإِنَّمَا هِىَ زَجْرَةٌ وَٰحِدَةٌ فَإِذَا هُمْ يَنظُرُونَ
تجهيز للطباعة
It will be only one shout, and at once they will be observing.