Surah Al-Mutaffifin, ayah 32

وَإِذَا رَأَوۡهُمۡ قَالُوٓاْ إِنَّ هَٰٓؤُلَآءِ لَضَآلُّونَ ٣٢

Wa idhā ra'awhum qālū inna hā'ulā'i ladāllūn

And when they saw them, they would say, "Indeed, those are truly lost."