Jami` at-Tirmidhi 1146
جامع الترمذي#1146Sahihحَدَّثَنَا أَحْمَدُ بْنُ مَنِيعٍ، حَدَّثَنَا إِسْمَاعِيلُ بْنُ إِبْرَاهِيمَ، حَدَّثَنَا عَلِيُّ بْنُ زَيْدٍ، عَنْ سَعِيدِ بْنِ الْمُسَيَّبِ، عَنْ عَلِيِّ بْنِ أَبِي طَالِبٍ، قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " إِنَّ اللَّهَ حَرَّمَ مِنَ الرَّضَاعِ مَا حَرَّمَ مِنَ النَّسَبِ " . قَالَ وَفِي الْبَابِ عَنْ عَائِشَةَ وَابْنِ عَبَّاسٍ وَأُمِّ حَبِيبَةَ . قَالَ أَبُو عِيسَى حَدِيثُ عَلِيٍّ حَسَنٌ صَحِيحٌ .
Ali (bin Abi Talib) narrated that The Messenger of Allah said:“Indeed Allah has made unlawful through suckling whatever He made unlawful through lineage.”
Scholarly Authentication
The label above is the grade most of these scholars gave — one dissenting opinion no longer speaks for all of them. If any scholar calls a narration fabricated, that verdict is shown instead, whatever the others say. Each scholar's own wording:
In-book reference: 12:1