Jarir bin 'Abdul Hameed al-Razi جرير بن عبد الحميد أبو عبد الله الضبي · The Book of Fasting

"Do not fast until you see the crescent, and do not stop fasting until you see it, and if it is obscured from you (too cloudy), then work it out."

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

"I said to Abu Salamah bin 'Abdur-Rahman: 'Tell me of something that you heard from your father, that he heard from the Messenger of Allah, with no one in between your father and Messenge of Allah concerning the month of Ramadan. He said: 'Yes; my father said: The Messenger of Allah said: Allah, may He be blessed and exalted, enjoined the fast of Ramadan upon you, and I have made it Sunnah for you to spend its nights in prayer.…

"The one who fasts while traveling is like one who does not fast while a resident.' (Daif)