Musnad Ahmad 1153:2123

'Abd al-Samad narrated to us, he said: Harb narrated to us, he said: Yahya narrated to us, from 'Imran ibn Hittan, that the Mother of the Believers, 'Aishah, informed him. He said: And Abu 'Amir narrated to us, from Hisham, from Yahya, from 'Imran ibn Hittan, that 'Aishah informed him: "That the Messenger of Allah, peace and blessings of Allah be upon him, would not leave in his house any garment containing a cross (taslib) without undoing it." 'Abd al-Samad said in his narration: He said: "And silk had been mixed into our garments."