Sayyiduna Umar bin al-Khattab (may Allah be pleased with him) says that the Messenger of Allah (peace and blessings be upon him) said: "If I live, I will expel the Jews and Christians from the Arabian Peninsula, and I will leave none but Muslims there."
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الجزية / 18748