Sunan an Nasai
The Book of Purification
Hadith #186
1.186
أَخْبَرَنَا عَمْرُو بْنُ مَنْصُورٍ، قَالَ حَدَّثَنَا عَلِيُّ بْنُ عَيَّاشٍ، قَالَ حَدَّثَنَا شُعَيْبٌ، عَنْ مُحَمَّدِ بْنِ الْمُنْكَدِرِ، قَالَ سَمِعْتُ جَابِرَ بْنَ عَبْدِ اللَّهِ، قَالَ كَانَ آخِرَ الأَمْرَيْنِ مِنْ رَسُولِ اللَّهِ صلى الله عليه وسلم تَرْكُ الْوُضُوءِ مِمَّا مَسَّتِ النَّارُ .
It was reported that Jabir (ra) said "That last of the two matters from the Messenger ofAllah (ﷺ) was leaving off ablution from that which had been touched by fire