Asamoah Gyan opened the scoring but his UAE Arabian Gulf League side Al Ain succumbed to a 2-1 defeat at Al Jazira on Friday.
Gyan put the Boss ahead in the 43rdà minute to register his 15th league goal of the season.
But the hosts leveled on 63 minutes through Juma Abdulla before Abdulla Qasem snatched the match winner in 77thà minute.
Al Ain are now sixth on the league table with 18 points; 11 behind leaders Al Ahli after 12 rounds of matches.