It is narrated from Hazrat Samurah (may Allah be pleased with him) in a marfu’ form that whoever becomes the owner of his close relative, then that relative becomes free.
Hadith Referenceمسند احمد / أول مسند البصريين / 20167
Hadith Gradingحکم دارالسلام:صحيح لغيره، وهذا إسناد ضعيف، الحسن