It wasnarrated that Ibn 'Abbas said:
"A man died at the time of theMessenger of Allah (ﷺ), and he left no heir except for a slave whomhe had set free. The Messenger of Allah (ﷺ) gave the legacy tohim." (IT)
English reference (IT): Vol. 4, Book 23, Hadith 2741 (IT)
Arabic reference (IT): Book 23, Hadith 2846 (IT)