صحیح ابن حبان
Ibn Hibban
كتاب الصلاة
Book of Prayer
فصل في قيام الليل - ذكر البيان بأن المصطفى صلى الله عليه وسلم كان يجعل آخر صلاته بالليل نومة خفيفة قبل انفجار الصبح في بعض الليالي دون بعض
Section on Night Prayer - Clarification that the Prophet (peace be upon him) sometimes ended his night prayer with a light sleep before dawn
1 hadith
Hadith 2637
Sayyidah Aisha Siddiqa (may Allah be pleased with her) narrates: I always found him sleeping with me at the time of suhoor. By "him," she meant the Prophet Muhammad (peace and blessings be upon him).