#9 Fast of the deceased

a metal sign with arabic writing on it
a metal sign with arabic writing on it
Ornate gravestones with arabic inscriptions in a garden
Ornate gravestones with arabic inscriptions in a garden

Book of Fasting

(42) Chapter: Can somebody else observe Saum instead of the dead?

Hadith 1952

Narrated `Aisha:

Allah's Messenger (صلى الله عليه و سلم) said, "Whoever died and he ought to have fasted (the missed days of Ramadan) then his guardians must fast on his behalf."