He died before the 1979 revolution .
Sayyid Mostafa Khomeini ( 12 December 1930 -- 23 October 1977 ) was an Iranian cleric and the son of Ayatollah Khomeini .
Sayyid Mostafa Khomeini died before the 1979 revolution .
Sayyid Mostafa Khomeini ( 12 December 1930 -- 23 October 1977 ) was an Iranian cleric and the son of Ayatollah Khomeini .