Muhammad bin Ja'far bin Abi Kathir محمد بن جعفر بن أبي كثير · The Book of Adornment

That he had long thick hair. "He asked the Prophet (about it) and he told him to take care of it and comb it every day."

"Mu'awiyah came to Al-Madinah and addressed us. He took hold of a hairpiece and said: 'I never used to see anyone do this except the Jews. The Messenger of Allah heard of it and he called it "giving a false impression."