It is narrated from Sayyiduna Ibn Abbas (may Allah be pleased with them both) that he said: "The Messenger of Allah (peace and blessings be upon him) appointed Dhu al-Hulayfah as the miqat for the people of Madinah, al-Juhfah for the people of Sham, Yalamlam for the people of Yemen, and Qarn for the people of Najd."
Hadith Referenceالمعجم الكبير للطبراني / باب العين / 12813