"And we found that Umar (may Allah be pleased with him) expelled the Jews from the Arabian Peninsula and set them a time limit of three days." So we considered three (days) to be within what a traveller may stay, while four seem closer to (the stay of) a resident; for if a traveller were allowed to stay more than three, it would have been likely that the Prophet (peace and blessings be upon him) would order the Muhajir to do so, and that Umar (may Allah be pleased with him) would permit it to the Jews.
The Shaykh said: As for the hadith that follows:
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصلاة / 5456