Musnad Ahmad 32:1763

'Affan narrated to us, Shu'bah narrated to us, 'Abdullah ibn al-Mukhtar said: He informed me, he said: I heard Musa ibn Anas, from his father: "That the Messenger of Allah (ﷺ) led him and a woman from among them in prayer, so he placed Anas to his right, and the woman behind that."