The former Atletico Madrid captain's combative style of play and winning mentality a perfect foil for Xavi's midfield creativity.
Djamel Belmadi is widely expected to be appointed coach of the Algerian national team.
The 30-year old was Qatar’s best player in his prime years before injuries and lack of form pegged him back.
The 34-year-old Spaniard signed a two-year deal and will join compatriot Xavi in Sadd midfield.
The 28-year-old was a key performer for Taeguk Warriors in the World Cup in Russia
The Frenchman guided Gharafa to a fourth-place finish during his previous stint in 2002-03.
The Wolves extended the contract of coach Jesualdo Ferreira for another year
Hani Taleb Ballan congratulated the good performances put up by the four competing teams.
Goals from Rachid Tiberkanine and Majed Aman helped Kharaitiyat beat second division runners-up Al Wakrah 2-1 in the relegation play-off
The Moroccan striker to miss the rest of the season with an ankle injury
The Morrocan striker says Duhail are in such good form that they will look to win all titles on offer this term
Duhail made history by becoming the first team in QSL to win the title as well as enjoy an unbeaten campaign
Double strikes from Ismail Mohamed and Nam Tae-Hee helped Duhail to a 5-2 victory against Al Sailiya in their final match
The champions, who take on Al Sailiya, are one game away from finishing the season unbeaten
The Cheetahs need to beat Qatar Sports Club in their final match to ensure fourth place in the QNB Stars League