"The Messenger of Allah said; 'Take Sahur, for in Sahur there is blessing.""
Sunan an-Nasa'i Book 22, Hadith 58
← Previous Hadith "The Messenger of Allah said: 'Take Sahur, for in Sahur there is blessing." 'Ata said: "someone who heard him told me that Ibn 'Umar (said) that the Prophet said: 'Whoever fasts every day of his life, then he has not fasted."

Sunan an-Nasa'i Book 22, Hadith 57 Next Hadith → "Eat Sahur, for in Sahur there is blessing." (Sahih Mawquf) while Ibn Abi Laila narrated it in Marfu form:

Sunan an-Nasa'i Book 22, Hadith 59