Surah Al-Kahf 18:9

أَمْ حَسِبْتَ أَنَّ أَصْحَـٰبَ ٱلْكَهْفِ وَٱلرَّقِيمِ كَانُوا۟ مِنْ ءَايَـٰتِنَا عَجَبًا

Or have you thought that the companions of the cave and the inscription were, among Our signs, a wonder?

Translation: Saheeh International

Tafsir

Or did you think did you suppose that the Companions of the Cave the cavern in the mountain and the Inscription the tablet wherein their names and lineages had been inscribed — the Prophet s had been asked about their tale — were with regard to their tale a unique marvel from among the entirety of Our signs? ‘ajaban …

Excerpt from Tafsir al-Jalalayn, commentary on 18:9, via Quran.com. The reader has the full commentary and 9 more tafsirs.