[Machine] Her blood is black and thick, so if that goes away and becomes thin yellow, then she is experiencing menstruation, so she should perform ablution and pray. The Sheikh, may Allah have mercy on him, said, "And the meaning of what Makhooul reported from Abu Umaamah is raised with a weak chain of narration."
أَنَّ دَمَهَا أَسْوَدُ غَلِيظٌ فَإِذَا ذَهَبَ ذَلِكَ وَصَارَتْ صُفْرَةً رُقَيْقَةً فَإِنَّهَا مُسْتَحَاضَةٌ فَلْتَغْتَسِلْ وَلْتُصَلِّ قَالَ الشَّيْخُ رَحِمَهُ اللهُ تَعَالَى وَقَدْ رُوِيَ مَعْنَى مَا قَالَ مَكْحُولٌ عَنْ أَبِي أُمَامَةَ مَرْفُوعًا بِإِسْنَادٍ ضَعِيفٍ