(1) باب الْحُكْمِ فِيمَنِ ارْتَدَّ
Jarir reported the prophet (ﷺ) as saying:
When a slave runs away and reverts to polytheism, he may lawfully be killed.
Reference: Sunan Abi Dawud 4360
In-book reference: Book 40, Hadith 10
English translation: Book 39, Hadith 4347