They are not able to help them, and they [themselves] are for them soldiers in attendance.
The Saheeh International Quran Translation
لَا يَسْتَطِيعُونَ نَصْرَهُمْ وَهُمْ لَهُمْ جُندٌ مُّحْضَرُونَThey are not able to help them, and they [themselves] are for them soldiers in attendance.