Jami at-Tirmidhi 1772
Jami at-Tirmidhi · Book 24: The Book on Clothing · What Has Been Related About The Sandals Of The Prophet (saws)
Narrated Qatadah:
حَدَّثَنَا مُحَمَّدُ بْنُ بَشَّارٍ ، حَدَّثَنَا أَبُو دَاوُدَ ، حَدَّثَنَا هَمَّامٌ ، عَنْ قَتَادَةَ ، قَالَ قُلْتُ لأَنَسِ بْنِ مَالِكٍ كَيْفَ كَانَ نَعْلُ رَسُولِ اللَّهِ صلى الله عليه وسلم قَالَ لَهُمَا قِبَالاَنِ . قَالَ أَبُو عِيسَى هَذَا حَدِيثٌ حَسَنٌ صَحِيحٌ .
"I asked Anas bin Malik: 'How were the sandals of the Messenger of Allah (ﷺ) ? He said: 'They had two straps.'"
Grade: Sahih (Darussalam)