The Book of Virtue, Enjoining Good Manners, and Joining of the Ties of Kinship
حَدَّثَنَا قُتَيْبَةُ بْنُ سَعِيدٍ، حَدَّثَنَا عَبْدُ الْعَزِيزِ، - يَعْنِي ابْنَ مُحَمَّدٍ - عَنِ الْعَلاَءِ، عَنْ أَبِيهِ، عَنْ أَبِي هُرَيْرَةَ، أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم قَالَ " لاَ هِجْرَةَ بَعْدَ ثَلاَثٍ " .Abu Huraira reported Allah's Messenger (ﷺ) as saying:There should be no estranged relations beyond three days
From Sahih Muslim, whose reports the scholars accept as authentic.