They (the people) came to Sahl b. Sa'd and they asked him of what thing the pulpit of the Messenger of Allah ﷺ was made, and the rest of the hadith is the same.
أَتَوْا سَهْلَ بْنَ سَعْدٍ فَسَأَلُوهُ مِنْ أَىِّ شَىْءٍ مِنْبَرُ النَّبِيِّ ﷺ وَسَاقُوا الْحَدِيثَ نَحْوَ حَدِيثِ ابْنِ أَبِي حَازِمٍ