Surah Ar-Rum (30:60)
فَٱصْبِرْ إِنَّ وَعْدَ ٱللَّهِ حَقٌّ وَلَا يَسْتَخِفَّنَّكَ ٱلَّذِينَ لَا يُوقِنُونَ
So be steadfast, for the promise of Allah is a reality; and let not those who are not certain make you light (in conduct / unsteady).
Roots in this verse: ص ب ر (Sbr), و ع د (wEd), ا ل ه (Alh), ح ق ق (Hqq), خ ف ف (xff), ي ق ن (yqn)