It wasnarrated from Ibn 'Umar that the Messenger of Allah (ﷺ)said:
"Whoever does not have sandals let him wear leather socks, andlethim cut them to below the ankle." (TR)
English reference (TR): Vol. 4, Book 25, Hadith 2932 (TR)
Arabic reference (TR): Book 25, Hadith 3044 (TR)