لَاا يَحْزُنُهُمُ الْفَزَعُ الاْاَكْبَرُThe greatest terror will not grieve them,It was said that;this means death, as was narrated by Abdur-Razzaq from Yahya bin Rabi`ah from Ata.'Or it was said that;the greatest terror refers to the blast of the Trumpet, as Al-`Awfi said narrating from Ibn Abbas and Abu Sinan, Sa`id bin Sinan Ash-Shaybani.This was the view favored by Ibn Jarir in his Tafsir. وَتَتَلَقَّاهُمُ الْمَلَيِكَةُ هَذَا يَوْمُكُمُ الَّذِي كُنتُمْ تُوعَدُونَand the angels will meet them, (with the greeting:) "This is your Day which you were promised".meaning, the angels will greet them on the Day of Resurrection when they emerge from their graves with the words:هَذَا يَوْمُكُمُ الَّذِي كُنتُمْ تُوعَدُونَ ("This is your Day which you were promised"),meaning, hope for the best