O Ruwayfi‘, you may live a long life after me; so, inform people that anyone who ties his beard, wears a string around his neck, or cleanse himself with animal dung or with bone, indeed Muhammad has nothing to do with him
Ruwayfi‘ (may Allah be pleased with him) reported: The Messenger of Allah (may Allah's peace and blessings be upon him) said to me: "O Ruwayfi‘, you may live a long life after me; so, inform people that anyone who ties his beard, wears a string around his neck, or clean…

