Sunan Ibn Majah
Hadith #107
Abu Hurairah said:""We were sitting with the Prophet and he said: 'While I was sleeping I saw myself in Paradise (in a dream), and I saw a woman performing ablution beside a palace. I asked: ""Whose palace is this?"" She said: ""'Umar's."" I remembered his protective jealousy, so I turned away and left.'"" Abu Hurairah said: ''Umar wept and said: 'May my father and mother be sacrificed for you, O Messenger of Allah! Would I feel any protective jealousy against you?