I've been having the same (horrible) thought.
"As for the United States' future in Afghanistan, it will be fire and hell and total defeat, God willing, as it was for their predecessors the Soviets and, before them, the British."The above is a direct threat from Mullah Omar. The former taliban chief.
Here is the thread that it was taken from.
There are other "fire" threats made against the USA in other threads but this was the one I was able to dig up