عَنْ أَنَسٍ قَالَ: قَالَ رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ: «تَسَحَّرُوا فَإِنَّ فِي السَّحُورِ بركَة»
Anas reported God’s messenger as saying, “Take a meal a little before dawn, for there is a blessing in taking a meal at that time.”
(Bukhari and Muslim.)