83:32
وَإِذَا رَأَوْهُمْ قَالُوٓا۟ إِنَّ هَـٰٓؤُلَآءِ لَضَآلُّونَ ٣٢
Saheeh International
And when they saw them, they would say, "Indeed, those are truly lost."
Tafsir of "Ibn Kathir" (English)
And when they saw them, they said:"Verily, these have indeed gone astray!"meaning, `because they are upon a religion other than their own religion.'Allah then says,وَمَا أُرْسِلُوا عَلَيْهِمْ حَافِظِينَ