Surah Ali'Imran, Verse 169

وَلَا تَحۡسَبَنَّ ٱلَّذِينَ قُتِلُواْ فِي سَبِيلِ ٱللَّهِ أَمۡوَٰتَۢاۚ بَلۡ أَحۡيَآءٌ عِندَ رَبِّهِمۡ يُرۡزَقُونَ١٦٩

walā taḥsabanna alladhīna qutilū fī sabīli l-lahi amwātan bal aḥyāon ʿinda rabbihim yur'zaqūna

And never think of those who have been killed in the cause of Allāh as dead. Rather, they are alive with their Lord, receiving provision,