"When the shackles are about their necks and the chains; they will be dragged." The angels will drag them, meaning: they will pull them upon their faces.
﴿إِذِ الأَغْلالُ فِي أَعْنَاقِهِمْ وَالسَّلاسِلُ يسْحَبُونَ﴾ تسحبهم الْمَلَائِكَة؛ أَي: تجرُّهم عَلَى وُجُوههم