Didn’t Obama give a speech at the UN and repeat the same lie about the video?
Yes - that's identified in the timeline on 9/25 - AFTER Hillary even started talking about a terror incident.
"That is what we saw play out in the last two weeks, as a crude and disgusting video sparked outrage throughout the Muslim world. Now, I have made it clear that the United States government had nothing to do with this video, and I believe its message must be rejected by all who respect our common humanity."