وَلَقَدْ كُنتُمْ تَمَنَّوْنَ الْمَوْتَ مِن قَبْلِ أَن تَلْقَوْهُ فَقَدْ رَأَيْتُمُوهُ وَأَنتُمْ تَنظُرُونَ
Certainly you were longing for death before you had encountered it. Then certainly, you saw it, as you were looking on.
Agha Ali Puya Commentary
Commentary on Quran 3:143
[Pooya/Ali Commentary 3:143] Persons who were not at Badr desired to be present with the Holy Prophet at another battle in order to gain the distinction (of being known as victors or martyrs) obtained by the heros of Badr. When they had seen the battle of Uhad and brought back their slain and wounded relatives, they indulged in lamentation and felt miserable.