All-Knowing Allah (Al-'Alim)

وَلَقَدْ عَلِمْنَا ٱلْمُسْتَقْدِمِينَ مِنكُمْ وَلَقَدْ عَلِمْنَا ٱلْمُسْتَـْٔخِرِينَ

And We have already known the preceding [generations] among you, and We have already known the later [ones to come].