[wodinoneeye]

I am not sure what you mean about a crown.
"
But the Temple that will exist at the time of the Anti-Christ, will be where the Anti-Christ enters the Holies of Holies (inside the Temple) and declares himself God. The Temple will be re-built somewhere in and around the Temple Mount.
"


Assuming the Mosque itself is not the figurative 'Temple'....

[TruthConquers]

Not possible. The al-aqsa mosque is a mosque. The Temple will be the reconstructed Temple, the third one in history. It is thought the mosque will be in the Court of the Gentiles which will be outside of where the Temple will be.