Hadith -- Bakr Eid

Narrated Ibn Abbas (Radi-Allahu 'anhu):

The Prophet (Sallallahu 'Alaihi Wa Sallam) saw a man performing Tawaf of
the Kaba tied with a string or something else. So the Prophet (Sallallahu
'Alaihi Wa Sallam) cut that string.

Bukhari Vol. 2 : No. 688