مُسْنَدُ أَحْمَدَ
Musnad Ahmad 2777
Musnad of 'Abdullah bin al-'Abbas bin 'Abdul-Muttalib from the Prophet
'Abdullah bin 'Uthman bin Khuthaim told us... and he mentioned (a similar report) except that he said: "The Rukn (Corner) will be raised."
Musnad Ahmad 2797A saheeh hadeeth]