Surah Ghafir (40:70)
ٱلَّذِينَ كَذَّبُوا۟ بِٱلْكِتَٰبِ وَبِمَآ أَرْسَلْنَا بِهِۦ رُسُلَنَا فَسَوْفَ يَعْلَمُونَ
Those who declared the Book to be a lie, and what We sent our messengers with — so they will surely know.
Roots in this verse: ك ذ ب (k*b), ك ت ب (ktb), ر س ل (rsl), ع ل م (Elm)