مُسْنَدُ أَحْمَدَ
Musnad Ahmad 2888
Musnad of 'Abdullah bin al-'Abbas bin 'Abdul-Muttalib from the Prophet
It was narrated from Ibn Abbas (رضي الله عنه) in a maroof’ report that: The Prophet (ﷺ)said: “Every covenant that was made during the Jahiliyyah, Islam only strengthens and reaffirms it.”
Musnad Ahmad 2909A saheeh hadeeth, this is a da eef isnad]