Abdullah bin Abbas may God be pleased with him has said: Never in history did the wife of any Prophet commit adultery.
Ayatollah Nasir Makarem Shirazi quotes that and defends the chastity of Mothers of Believers.
But militant and divisive Shia missionary Yasir Habib did not like that and said that Abdullah was not infallible and he was a disciple of Jewish convert Kab Al-Ahbar so he does not have any legitimacy.
A spiritual Ishmaelite 