[Machine] Bilal wiped over his ankles, so they asked him, "What is this for?" He said, "I saw the Messenger of Allah ﷺ wiping over his socks and his headscarf." Mammar did not mention Abu Idris in his narration, and this is also narrated by Yahya ibn Abi Ishaq from Abu Qilabah.
مَسَحَ بِلَالٌ عَلَى مُوقَيْهِ فَقِيلَ لَهُ مَا هَذَا؟ قَالَ «رَأَيْتُ رَسُولَ اللهِ ﷺ يَمْسَحُ عَلَى الْخُفَّيْنِ وَالْخِمَارِ» لَمْ يَذْكُرْ مَعْمَرٌ فِي حَدِيثِهِ أَبَا إِدْرِيسَ وَكَذَلِكَ رَوَاهُ يَحْيَى بْنُ أَبِي إِسْحَاقَ عَنْ أَبِي قِلَابَةَ