Surah Al-Baqarah Verse 154

وَلَا تَقُولُوا لِمَنْ يُقْتَلُ فِي سَبِيلِ اللَّهِ أَمْوَاتٌ ۚ بَلْ أَحْيَاءٌ وَلَٰكِنْ لَا تَشْعُرُونَ

And do not say about those who are killed in the way of Allah, "They are dead." Rather, they are alive, but you perceive [it] not