Musannaf Ibn Abi Shayba 27:65

Muhammad ibn Bishr narrated to us, he said: Zakariyya narrated to us, he said: 'Atiyya narrated to us, from Abu Sa'id, that the Prophet (peace and blessings of Allah be upon him) said: "Indeed, among my Ummah are those who will intercede for a man and for the people of his household, so they will enter Paradise by his intercession."