مُسْنَدُ أَحْمَدَ
Musnad Ahmad 3871
Musnad of Abdullah bin Mas'ood
It was narrated that 'Abdullah bin Mas'ood (رضي الله عنه) said: The Messenger of Allah (ﷺ) disapproved of us stayed up after 'Isha’.
Musnad Ahmad 3894Hasan because of corroborating evidence; this is a da’eef is