[Machine] The Prophet ﷺ said to him, "Marry your sister Aisha, and treat her with kindness and generosity. When her menstrual cycle comes, let her refrain from intimate relations. Indeed, it will be a accepted form of worship." Its chain of narrators is strong.
أَنَّ النَّبِيَّ ﷺ قَالَ لَهُ «أَرْدِفْ أُخْتَكَ عَائِشَةَ فَأَعْمِرْهَا مِنَ التَّنْعِيمِ فَإِذَا هَبَطَتِ الْأَكَمَةَ فَمُرْهَا فَلْتُحْرِمْ فَإِنَّهَا عَمْرَةٌ مُتَقَبَّلَةٌ» إسناده قوي