Bulugh al-Maram:Jihad:Hadith 1494
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 )‏.‏

’Umar (RAA) narrated, ‘I heard the Messenger of Allah (ﷺ) 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.