And (just as We made them dormant) We raised them (to life from the state of lethargy). So that they questioned one another. One of them asked, `How long have you remained (dormant)?' (Some of them) said, `We have remained (in this state of inactivity) a day or a part of a day.' (Others) said, `Only your Lord knows best (the time) you have remained so. Now send one of you with these silver coins of yours to the city, he should see which of its (inhabitants) has the best and purest food and let him bring for you provisions from it. And let him be courteous and let him not at all apprise anyone about you.