Narrated 'Abdullah bin 'Amr:
that the Messenger of Allah (ﷺ) said: "It is not lawful for a man to separate two people except with their permission." (RU)
English reference (RU): Vol. 5, Book 41, Hadith 2752 (RU)
Arabic reference (RU): Book 43, Hadith 2976 (RU)