(7) باب فِيمَنْ مَلَكَ ذَا رَحِمٍ مَحْرَمٍ
Narrated Umar ibn al-Khattab:
Qatadah reported Umar ibn al-Khattab (may Allah be pleased with him) as saying: If anyone gets possession of a relative who is within the prohibited degrees, that person becomes free.
Reference: Sunan Abi Dawud 3950
In-book reference: Book 31, Hadith 25
English translation: Book 30, Hadith 3939