Tafsir of Al-Kahf 18:25

"And they remained in their cave" — alive, with [the sense of hearing] struck in their ears — "three hundred years," and "they added nine." This is a resumed sentence that serves as an explanation, as Mujahid said, because it was summarized in His saying, the Almighty: "So We cast a cover over their ears in the Cave for a number of years." More than one scholar has chosen this [interpretation]. It is stated in al-Kashf: Based on this, the saying of the Almighty...