Not graded
Bulugh al-Maram 1450
وَعَنْهُ قَالَ: قَالَ رَسُولُ اَللَّهِ - صلى الله عليه وسلم -{ لَا يَمْشِ أَحَدُكُمْ فِي نَعْلٍ وَاحِدَةٍ, وَلْيُنْعِلْهُمَا جَمِيعًا, أَوْ لِيَخْلَعْهُمَا جَمِيعًا } مُتَّفَقٌ عَلَيْهِمَا. 1 .
1 - صحيح. رواه البخاري (5855)، ومسلم (2097) (68).
Abu Hurairah (RAA) narrated that the Messenger of Allah (ﷺ) said:
“None of you should walk with one shoe, but should either wear them both or take them both off” Agreed upon.
Cited in Bulugh al-Maram (No. 1450).