أَخْبَرَنَا يَزِيدُ، حَدَّثَنَا شَرِيكٌ، عَنْ لَيْثٍ، عَنْ طَاوُسٍ، فِي اسْتِبْرَاءِ الْأَمَةِ إِنْ لَمْ تَكُنْ تَحِيضُ، قَالَ: "خَمْسَةً وَأَرْبَعِينَ".
It is narrated from Tawus, may Allah have mercy on him, that if a slave girl does not menstruate, then her waiting period for Istibra is forty-five (45) days.