Narrated Abu Musa: That he was in the company of the Prophet ﷺ in one of the gardens of Medina and in the hand of the Prophet there was a stick, and he was striking (slowly) the water and the mud with it. A man came (at the gate of the garden) and asked permission to enter. The Prophet ﷺ said, "Open the gate for him and give him the glad tidings of entering Paradise".I went, and behold! It was Abu Bakr. So I opened the gate for him and informed him of the glad tidings of entering Paradise. Then another man came and asked permission to enter. The Prophet ﷺ said, "Open the gate for him and give him the glad tidings of entering Paradise". Behold! It was 'Umar. So I opened the gate for him and gave him the glad tidings of entering Paradise. Then another man came and asked permission to enter. The Prophet ﷺ was sitting in a leaning posture, so he sat up and said, "Open the gate for him and give him the glad tidings of entering Paradise with a calamity which will befall him or which will take place". I went, and behold ! It was 'Uthman. So I opened the gate for him and gave him the glad tidings of entering Paradise and also informed him of what the Prophet ﷺ had said (about a calamity)'.Uthman said, "Allah Alone Whose Help I seek (against that calamity).