Surah Al-Kahf Verse 21 - English Translation by Dr Munir Munshey
Surah Al-Kahfوَكَذَٰلِكَ أَعۡثَرۡنَا عَلَيۡهِمۡ لِيَعۡلَمُوٓاْ أَنَّ وَعۡدَ ٱللَّهِ حَقّٞ وَأَنَّ ٱلسَّاعَةَ لَا رَيۡبَ فِيهَآ إِذۡ يَتَنَٰزَعُونَ بَيۡنَهُمۡ أَمۡرَهُمۡۖ فَقَالُواْ ٱبۡنُواْ عَلَيۡهِم بُنۡيَٰنٗاۖ رَّبُّهُمۡ أَعۡلَمُ بِهِمۡۚ قَالَ ٱلَّذِينَ غَلَبُواْ عَلَىٰٓ أَمۡرِهِمۡ لَنَتَّخِذَنَّ عَلَيۡهِم مَّسۡجِدٗا
In that miraculous manner, We made them (the people) stumble upon (that cave). So that they would know for sure that Allah´s promise is real, and that there is no doubt about the hour (of judgment). But instead, they carried on their dispute and said, "Let us build a monument over them. Only their Lord knows the truth about them!" Those who were in charge said, "We shall definitely turn the site into a place of worship