Al Sadd have booked their place in HH the Amir Cup final following a 5-1 victory over Al Shahaniya on Monday at Abdullah bin Khalifa Stadium.
Santi Cazorla scored twice for Al Sadd in the 18th minute from the penalty spot and 32nd minute.
Ayoub El Kaabi netted for Al Sadd in the 26th minute. Baghdad Bounedjah netted two late goals for Al Sadd in the 88th and 90+4 minutes.
Birahim Gaye scored Al Shahaniya's only goal in the 50th minute.
Al Arabi will take on Al Sailiya on Tuesday in the second semi-final of HH the Amir Cup.
On June 12, Ahmed Bin Ali Stadium will host the final of the 51st edition of HH the Amir Cup.