They needed insight, the ability to look beyond the obvious and to see into a matter.
فَٱحْتَاجُوا إِلَى ٱلْبَصِيرَةِ لِيَرَوْا أَبْعَدَ مِنَ ٱلظَّاهِرِ وَيَكْتَشِفُوا ٱلْأَسْبَابَ وَرَاءَ مَا حَدَثَ .‏