Musnad Ahmad 32:153

Sufyan narrated to us, from Ibn Jud'an, from Anas, who said: Ukaydir of Dumat al-Jandal gifted the Prophet, may Allah bless him and grant him peace, a garment. The people marveled at its beauty. He said: "The handkerchief of Sa'd in Paradise is better—or more beautiful—than it."