Hadith 1638
Ibn Abbas (RA) reported that Sa'd bin Ubida asked Allah's Messenger (ﷺ) for a decision about a vow taken by his mother who had died before fulfilling it. Allah's Messenger (ﷺ) said: Fulfil it on her behalf.
Hadith 1638
This hadith has been narrated on the authority of Zuhri with a different chains of transmitters.