Sayyiduna Umar bin Khattab (may Allah be pleased with him) narrates: Once, the Prophet Muhammad (peace and blessings be upon him) was discussing a matter concerning the Muslims at night at the house of Sayyiduna Abu Bakr (may Allah be pleased with him). On another occasion, Sayyiduna Abu Bakr (may Allah be pleased with him) was conversing at night at the house of the Prophet Muhammad (peace and blessings be upon him). I was with them at that time.
Hadith Referenceصحیح ابن حبان / كتاب الصلاة / 2034
Hadith Gradingفضيلة الشيخ الإمام محمد ناصر الدين الألبانيصحيح - «الصحيحة» (2781).فضيلة الشيخ العلّامة شُعيب الأرناؤوطإسناده صحيح على شرطهما.