It wasnarrated from Abu Hurairah that the Messenger of Allah (ﷺ)said;"None of you should walk in one sandal or in one leather sock.Lethim take them both off or walk in both of them." (JA)
English reference (JA): Vol. 4, Book 32, Hadith 3617 (JA)
Arabic reference (JA): Book 32, Hadith 3748 (JA)