Narrated Abu Huraira: Allah's Apostle said, Allah said, I have prepared for My Pious slaves things which have never been seen by an eye, or heard by an ear, or imagined by a human being. If you wish, you can recite this Verse from the Holy Qur'an:-- No soul knows what is kept hidden for them, of joy as a reward for what they used to do. (32.17)