Sources?
During Khomeini’s involvement in the MB, he openly advocated an alliance between Sunni and Shi’a for the purpose of attacking Islam’s “enemies” (chiefly Christianity and Judaism).
Iran has always been the chief sponsor of Hamas, even more so than any other country. This is common knowledge. Same goes with Zawahiri’s ties to Iran.
Khomeini was never in the Sunni Muslim Brotherhood.
and Hamas was sponsored by Saudi Arabia
Get it in your head -- neither the Iranis nor the Saudis are 'good' - both are EQUALLY evil and untrustworthy