Sunan Abi Dawud 2907
سنن أبي داود#2907Sahihحَدَّثَنَا مَحْمُودُ بْنُ خَالِدٍ، وَمُوسَى بْنُ عَامِرٍ، قَالاَ حَدَّثَنَا الْوَلِيدُ، أَخْبَرَنَا ابْنُ جَابِرٍ، حَدَّثَنَا مَكْحُولٌ، قَالَ جَعَلَ رَسُولُ اللَّهِ صلى الله عليه وسلم مِيرَاثَ ابْنِ الْمُلاَعِنَةِ لأُمِّهِ وَلِوَرَثَتِهَا مِنْ بَعْدِهَا .
Narrated Makhul: The Messenger of Allah (ﷺ) assigned the estate of a child of a woman about whom she had invoked a curse to her mother, and to her heirs after her
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:
Al-AlbaniSahih
Muhammad Muhyi Al-Din Abdul HamidSahih
Zubair Ali ZaiDaif
In-book reference: 19:23