Za'ida bin Qadama al-Thaqifi زائدة بن قدامة الثقفي · The Book of Fasting

" I was in a house with 'Utbah bin Farqad, and I wanted to narrate a Hadith, but there was a man from among the Companions of the Prophet there, and I felt it was more appropriate fro him to narrate the Hadith than I. The man narrated that the Prophet said. Concerning of the Prophet there, and I felt it was more appropriate for him to narrate the Hadith than I. the man narrated that the Prophet said, concerning…

"How long was there between them?" He said: "As long as it takes a man to recite fifty verses."

"The Messenger of Allah used to be keen to fast on Mondays and Thursday."