This tradition has also been transmitted by Ya’la bin Umayyah through a different chain of narrators. This version adds The Apostle of Allaah ﷺ commanded him to take it off (the tunic) and to take a bath twice or thrice. The narrator then transmitted the rest of the tradition.
فِيهِ فَأَمَرَهُ رَسُولُ اللَّهِ ﷺ أَنْ يَنْزِعَهَا نَزْعًا وَيَغْتَسِلَ مَرَّتَيْنِ أَوْ ثَلاَثًا وَسَاقَ الْحَدِيثَ