The 32-year-old was forced to cut short Monday's training session, and further tests on Tuesday confirmed that he needs another surgery similar to the one he underwent last season.

The news is a massive setback for the player, who just resumed light training in October after a six-month lay off with another cruciate injury.

It's more likely that Ahli will be seeking new replacement for Al-Nahhas in January, especially after the African champions let in nine goals in nine league games so far in the season.