(The narrator Isma'il said: I think ash-Sha'bi attributed this tradition to the Prophet) The Prophet ﷺ said: Curse be upon the one who marries a divorced woman with the intention of making her lawful for her former husband and upon the one for whom she is made lawful.
إِسْمَاعِيلُ وَأُرَاهُ قَدْ رَفَعَهُ إِلَى النَّبِيِّ ﷺ أَنَّ النَّبِيَّ ﷺ قَالَ لَعَنَ اللَّهُ الْمُحَلِّلَ وَالْمُحَلَّلَ لَهُ