Thou wouldst have thought them awake, as they lay sleeping, while We turned them now to the right, now to the left,' and their dog 'stretching its paws on the threshold. Hadst thou observed them surely thou wouldst have turned thy back on them in flight, and been filled with terror of them. 18 As such We revived them so that they might question one another. 'How long have you stayed here' asked one of them. 'We have been here a day, or part of it' they replied. They said: 'Your Lord knows best how long we have stayed here. Let one of you go to the city with this silver (coin) and let him search for one who has the purest food and bring provision from it. Let him be courteous, but let no one sense it is you. 19 for if they find you out, they will stone you to death, or force you back into their faith. In that case you would never prosper." 20 And in like manner We disclosed them (to the people of the city) that they might know that the promise of Allah is true, and that, as for the Hour, there is no doubt concerning it. When (the people of the city) disputed of their case among themselves, they said: Build over them a building; their Lord knoweth best concerning them. Those who won their point said: We verily shall build a place of worship over them. 21 Some will say, "They were three, the fourth was their dog," and others will say, "They were five, the sixth was their dog," guessing at random. And yet others say, "They were seven, the eighth was their dog." Say, "My Lord knows best their number." Only a few know anything about them. Therefore, do not enter into controversies over them, nor seek information about them from any of them; 22