The Messenger of Allah ﷺ used to relate, "While I was asleep, I saw myself being brought a cup of milk. I drank from it until I could see satisfaction flowing out from my fingernails. Then I gave what was left over to Umar bin Khattab."They asked, "How did you interpret that, Messenger of Allah?"He replied, "Knowledge."
حدثنا عبد الرزاق حدثنا معمر
كان رسول الله ﷺ يحدث قال بينا أنا نائم رأيتني أتيت بقدح لبن فشربت منه حتى إني أرى الري يخرج من أظفاري ثم أعطيت فضلي عمر بن الخطاب فقالوا فما أولت ذلك يا رسول الله قال العلم
Its isnad is sahih. It is a repetition of 6143 with this same isnad, but its wording was not given there, rather it was referred back to the one before it, 6142. The word "layyin" is an addition from the manuscript in the margin of K. His saying "fi atrafi" appears in K as "min atrafi."