مُسْنَدُ أَحْمَدَ
Musnad Ahmad 3670
Musnad of Abdullah bin Mas'ood
It was narrated that 'Abdullah bin Mas'ood (رضي الله عنه) said: The Messenger of Allah (ﷺ) said: "Ibn Sumayyah (‘Ammar bin Yasir (رضي الله عنه)) is never given two options but he will choose the most guided one."
Musnad Ahmad 3693Hasan because of corroborating evidence: this is a da’eef is