. Do dreams indicate the past, present, or future? Show all this . An example of its evidence for the past is what came in Sahih al-Bukhari that the Messenger of God, may God’s prayers and peace be upon him, said : ( While I was asleep, when I saw a mug with which I brought milk in it, I drank from it until I saw the watering flow in my nails, then I gave my favor, Umar ibn al-Khattab. ) They said : What gave it , O Messenger of Allah? he said science . This vision was based on the past. Because what he was given from knowledge had happened to him, and so did Omar . . It may indicate the present, and the hadith of the call to prayer and the narrative hadith of Laylat al-Qadr indicate it . . The future is indicated by a lot of evidence, including the vision of Yusef, peace be upon him, which was fulfilled after forty years and his vision in his marriage to Aisha before he married her, and other evidence .