Khalid bin Mahran al-Hadha' خالد بن مهران الحذاء · The Book of Fasting

"We said to Hudhaifah: 'At what time did you take Sahur with the Messenger of Allah?' He said: 'It was daytime, but before the sun had risen." (Daif)

"The Prophet used to fast Shaban." '

"The Messenger of Allah used to fast all of Shaban, and he made sure to fast on Mondays and Thursdays." '

"Whoever spends the night of Ramadan in prayer (Qiyam) out of faith and in the hope of reward, he will be forgiven his previous sins." '

he came to the Messenger of Allah from a journey and he was fasting. The Messenger of Allah said to him, "Won't you come and have meal for the breakfast?" He said: "I am fasting." The Messenger of Allah said: "Come and I will tell you about fasting. Allah, the mighty and sublime, has waived fasting and half of the prayer from the traveler."

That he came to the Prophet from a journey, and he narrated something similar.

"The Messenger of Allah said: 'I have heard that you stand (in prayer) all night and fast all day.' I said: 'O Messenger of Allah, I only meant good by that.' He said: 'One who fasts every day of his life has not truly fasted. But I will tell you what fasting for a lifetime means: Three days of every month.' I said: 'O Messenger of Allah, I said: 'I am able to do more than that.' He said 'Observe…

"I asked the Messenger of Allah about fasting and he said: 'Fast one day of the month.' I said: 'Fast one day of the month.' I said: 'O Messenger of Allah, let me do more, let me do more.' He said: 'Let me do more, let mo do more; I am able for it.' Then the Messenger of Allah fell silent until I thought that he was going to refuse my request. Then he said: 'fast three days of each…