Amir al-Sha'bi عامر الشعبي · The Book of Fasting

"You should take Sahur for it is the blessed breakfast."

he came to Prophet in Al-Madinah when he was eating breakfast. The Prophet said to him: "Come and eat the breakfast." He said: "I am fasting." The Prophet said to him: "Allah, the mighty and sublime, has waived fasting and half of the prayer for the traveler and for pregnant and breastfeeding women."