وَلَا تَهِنُوا وَلَا تَحْزَنُوا وَأَنتُمُ ٱلْأَعْلَوْنَ إِن كُنتُم مُّؤْمِنِينَ

Wala tahinoo wala tahzanoowaantumu al-aAAlawna in kuntum mu/mineen

So do not weaken and do not grieve, and you will be superior if you are [true] believers.