Word by Word Analysis

أَعَدَّ ٱللَّهُ لَهُمْ عَذَابًا شَدِيدًا ۖ فَٱتَّقُوا۟ ٱللَّهَ يَـٰٓأُو۟لِى ٱلْأَلْبَـٰبِ ٱلَّذِينَ ءَامَنُوا۟ ۚ قَدْ أَنزَلَ ٱللَّهُ إِلَيْكُمْ ذِكْرًا 10

Allāh has prepared for them a severe punishment; so fear Allāh, O you of understanding who have believed. Allāh has sent down to you a message [i.e., the Qur’ān].