Hadith 3144
Mishkat al-Masabih
Marriage · Making a Marriage publicly known, asking Woman in Marriage, and the Condition laid down - Section 1
Arabic
وَعَنْ أَبِي هُرَيْرَةَ قَالَ: قَالَ رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ: «لَا يَخْطُبُ الرَّجُلُ عَلَى خِطْبَةِ أَخِيهِ حَتَّى يَنْكِحَ أَو يتْرك»
English translation
Abu Huraira reported God’s Messenger as saying, “A man must 'not ask a woman in marriage when his brother has done so already, until he marries or gives her up." (Bukhari and Muslim.)