مُسْنَدُ أَحْمَدَ
Musnad Ahmad 2896
Musnad of 'Abdullah bin al-'Abbas bin 'Abdul-Muttalib from the Prophet
It was narrated from Ibn ‘Abbas (رضي الله عنه) (رضي الله عنه) that: the Prophet said: “The sacrifice (nahr) was enjoined upon me but it was not enjoined upon you, I was commanded to (pray) the two rik'ahs of Duha but you were not commanded to do so."
Musnad Ahmad 2917its isnad is da’eef like the previous report]