Musnad Ahmad 30:3742

Azhar ibn al-Qasim narrated to us, Hisham narrated to us, from Qatadah, from Bashir ibn Nahik, from Abu Hurairah, that the Prophet of Allah, may Allah bless him and grant him peace, said: "Whoever emancipates his share of a slave, he is emancipated from his wealth, if he has wealth."