Word by Word Analysis

۞ وَإِذَا رَأَيْتَهُمْ تُعْجِبُكَ أَجْسَامُهُمْ ۖ وَإِن يَقُولُوا۟ تَسْمَعْ لِقَوْلِهِمْ ۖ كَأَنَّهُمْ خُشُبٌ مُّسَنَّدَةٌ ۖ يَحْسَبُونَ كُلَّ صَيْحَةٍ عَلَيْهِمْ ۚ هُمُ ٱلْعَدُوُّ فَٱحْذَرْهُمْ ۚ قَـٰتَلَهُمُ ٱللَّهُ ۖ أَنَّىٰ يُؤْفَكُونَ 4

And when you see them, their forms please you, and if they speak, you listen to their speech. [They are] as if they were pieces of wood propped up - they think that every shout is against them. They are the enemy, so beware of them. May Allāh destroy them; how are they deluded?