مُسْنَدُ أَحْمَدَ
Musnad Ahmad 3968
Musnad of Abdullah bin Mas'ood
A similar report was narrated from ‘Abdullah from, the Prophet (ﷺ). He said: He got angry and looked upset, and he said: "Those who came before you were only destroyed because of differences.”
Musnad Ahmad 3993Its isnad is hasan]