"The Messenger of Allah (ﷺ) said: 'Whoever ties a know and blows on it, he has practiced magic; and whoever practices magic, he has committed Shirk; and whoever hangs up something (as an amulet) will be entrusted to it.'"
Reference: Sunan an-Nasa'i 4079 In-book : Book 37, Hadith 114 English translation : Vol. 5, Book 37, Hadith 4084
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