Marhum bin 'Abdul 'Aziz bin Mahran مرحوم بن عبد العزيز بن مهران العطار · The Chapters on Rulings

a man had six slaves, and he did not have any other wealth apart from them, and he set them free when he died. The Messenger of Allah (ﷺ) divided them into groups, set two free and left four as slaves.