Bulugh al-Maram, Book 11, Hadith 1315 (In-Book)

’Umar (RAA) narrated, ‘I heard the Messenger of Allah say, “I will certainly expel the Jews and the Christians from the Arabian Peninsula so as to leave only Muslims in it.” Reported by Muslim.

وَعَنْ عُمَرَ ‏- رضى الله عنه ‏- أَنَّهُ سَمِعَ رَسُولَ اَللَّهِ ‏- صلى الله عليه وسلم ‏-يَقُولُ: { " لَأَخْرِجَنَّ اَلْيَهُودَ وَالنَّصَارَى مِنْ جَزِيرَةِ اَلْعَرَبِ, حَتَّى لَا أَدَعَ إِلَّا مُسْلِماً" } رَوَاهُ مُسْلِمٌ.‏ 1‏.‏ ‏1 ‏- صحيح.‏ رواه مسلم ( 1767 )‏.‏

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also referenced under: Book 11, Hadith 1341 (English)