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graded by Al-Albani
Mishkat al-Masabih 4308
وَعَنْهَا قَالَتْ: كَانَ وِسَادُ رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ الَّذِي يَتَّكِئُ عَلَيْهِ مَنْ أَدَمٍ حشْوُهُ ليفٌ. رَوَاهُ مُسلم
She said the pillow on which God’s messenger reclined was of leather stuffed with palm fibre. ' Muslim transmitted it.
Cited in Mishkat al-Masabih (No. 4308).