Yahya related to me from Malik from Ibn Shihab from Salim ibn Abdullah that his father rode to Rim and shortened the prayer on the journey. Malik said, "That was about four mail-stages." (approximately forty-eight miles)
Yahya related to me from Malik from Nafi from Salim ibn Abdullah that Abdullah ibn Umar rode to Dhat an-Nusub and shortened the prayer on the journey. Malik said, "There are four mail-stages between Dhat an-Nusub and Madina
Yahya related to me from Malik from Ibn Shihab from Salim ibn Abdullah that Abdullah ibn Umar used to shorten the prayer when he travelled for a whole day
Yahya related to me from Malik that he had heard that Abdullah ibn Abbas used to shorten the prayer when he travelled a distance equivalent to that between Makka and Ta'if, and that between Makka and Usfan and that between Makka and Jedda. Malik said, "That is four mail-stages, and to me that is the most preferable distance for shortening the prayer." Malik said, "Someone who intends to travel does not shorten the prayer until he has left the houses of the village. And he does not do it in full until he comes to the first houses of the village, or is nearby
Yahya related to me from Malik from Ibn Shihab from Salim ibn Abdullah that Abdullah ibn Umar used to say, "I pray the prayerof a traveller as long as I am undecided whether to remain somewhere or not, even if I am detained for twelve nights
Yahya related to me from Malik from Nafi that Ibn Umar stayed in Makka for ten nights, shortening the prayer, except when he prayed it behind an imam, in which case he followed the imam's prayer
Yahya related to me from Malik from Ata al-Khurasani that he heard Said ibn al Musayyab say, "A traveller who has decided to remain somewhere for four nights does the prayer in full." Malik said, "That is what I prefer most out of what I have heard." Malik when asked about the prayer of a prisoner, said, "It is the same as the prayer of a person who remains in one place, except if he is travelling