Verse 54

وَحِيلَ بَيْنَهُمْ وَبَيْنَ مَا يَشْتَهُونَ كَمَا فُعِلَ بِأَشْيَاعِهِم مِّن قَبْلُ إِنَّهُمْ كَانُوا۟ فِى شَكٍّ مُّرِيبٍۭ

And they were deprived from what they most desired; this is exactly how their kind was dealt with previously. Indeed they were full of doubt.