(Another chain) except that he said: "About the length for reciting fifty Ayahs."
Jami` at-Tirmidhi Book 8, Hadith 23
← Previous Hadith Zaid bin Thabit said: "We ate Sahar with the Messenger of Allah, then we stood for the Salat." I (Anas) said: "How long was that?" He said: "About the lengthy of fifty Ayahs."

Jami` at-Tirmidhi Book 8, Hadith 22 Next Hadith → The Messenger of Allah said: "Eat and drink, and do not be disturbed by the rising glow, eat and drink until the redness appears to you on the horizon."

Jami` at-Tirmidhi Book 8, Hadith 24