(66) باب إِذَا رَأَى سَيْرًا أَوْ شَيْئًا يُكْرَهُ فِي الطَّوَافِ قَطَعَهُ
Narrated Ibn `Abbas:
The Prophet (ﷺ) saw a man performing Tawaf of the Ka`ba tied with a string or something else. So the Prophet cut that string.
Reference: Sahih al-Bukhari 1621
In-book reference: Book 25, Hadith 106
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 2, Book 26, Hadith 688