0505 GMT July 17, 2019
Ansarifard, 29, brings with him a wealth of experience having played in the Persian Gulf Pro League teams such as Saipa, Persepolis and Tractorsazi, before moving to Europe to play with Osasuna, Olympiacos and most recently Nottingham Forest, the-afc.com reported.
Al Sailiya finished third in the Qatar Stars League last season, which earned it a spot in the 2020 AFC Champions League Playoff round.
Formerly known as the Q-League, the Qatar Stars League is the highest professional league in Qatari football.
The league's first season was played in 1963, although the first official season occurred in 1972. The league's most recent winner was Al-Duhail SC, and the club which has won the most cumulative championships is Al Sadd SC, with 13.
The league currently features 14 clubs, with one club being demoted to make room for one club being promoted.