وَلَقَدْ عَلِمْنَا الْمُسْتَقْدِمِينَ مِنكُمْ وَلَقَدْ عَلِمْنَا الْمُسْتَأْخِرِينَ
Certainly We know the predecessors among you and certainly We know the successors,
Agha Ali Puya Commentary
Commentary on Quran 15:24
[Pooya/Ali Commentary 15:24] For "those who always hastened forward to fight in the cause of Allah and those who used to lag behind" see commentary of Ali Imran: 121, 122, 128, 140 to 142, 144, 151 to 156, 159 and 166 to 168 and al Bara-at: 25 to 27.