The Prophet ﷺ said, "Take the predawn meal, for there is blessing in it."
قال النبي ﷺ: تسحروا، فإن في السحور بركة.
Bukhari narrated it in the Book of Fasting (1923) via Shubah, and Muslim narrated it in the Book of Fasting (1095) via Ibn Ulaya, both of them from Abdul-Aziz bin Suhayb, from Anas.