And so, just as We did with them that which We have mentioned, it was that We aroused them, We awakened them, that they might question one another, concerning their state and the length of their stay [in the cave]. One of them said, ‘How long have you tarried?’ They said, ‘We have tarried a day, or part of a day’: [he said this] because they had entered the cave at sunrise and were awakened at sunset, and so they thought that it was [the time of] sunset on the day of their entry. Then, they said, unsure about this [fact], ‘Your Lord knows best how long you have tarried. Now send one of you with this silver coin of yours (read bi-warqikum or bi-wariqikum) to the city — which is said to be the one now called Tarsus (Tarasūs) — and let him see which is the purest food, that is, which of the foods of the city is the purest, and [let him] bring you a supply thereof. Let him be careful and not make anyone aware of you.