"I will never stop fighting for the truth and I will always expose the UN's moral distortions," he added.
The death of Amini, a 22-year-old, Iranian girl, in police custody last year had triggered a wave of nationwide protests in Iran.
Sept. 16 marked the first anniversary of Amini's death.
Israel and Iran have been fiercest foes since the 1979 Iranian revolution and have often accused each other of sabotage activities.
More than 140 world leaders and representatives are taking part in this year's General Assembly session, which began on Tuesday.
