Volume 3, Book 46, Number 697:
Narrated Ibn ‘Umar:
The Prophet said, “Whoever manumits a slave owned by two masters, should manumit him com –
pletely (not partially) if he is rich after having its price evaluated.”
Volume 3 – 574 / 1700
SAHIH BUKHARI VOLUME 3 > BOOK 46: MANUMISSION OF SLAVES