An Nisa, 104 Ayah
4:104
وَلَا تَهِنُواْ فِي ٱبۡتِغَآءِ ٱلۡقَوۡمِۖ إِن تَكُونُواْ تَأۡلَمُونَ فَإِنَّهُمۡ يَأۡلَمُونَ كَمَا تَأۡلَمُونَۖ وَتَرۡجُونَ مِنَ ٱللَّهِ مَا لَا يَرۡجُونَۗ وَكَانَ ٱللَّهُ عَلِيمًا حَكِيمًا ١٠٤
Wa Lā Tahinū Fī Abtighā'i Al-Qawmi ۖ 'In Takūnū Ta'lamūna Fa'innahum Ya'lamūna Kamā Ta'lamūna ۖ Wa Tarjūna Mina Al-Lahi Mā Lā Yarjūna ۗ Wa Kāna Al-Lahu `Alīmāan Ĥakīmāan
And do not weaken in pursuit of the enemy. If you should be suffering - so are they suffering as you are suffering, but you expect from Allah that which they expect not. And Allah is ever Knowing and Wise.