Bennacer, a Algeria international, joined the Gunners in 2015 and played in the 3-0 League Cup loss to Sheffield Wednesday that year.
2017 ScheduleAll times ET
Brisbane Roar's search for a marquee frontman is over with veteran Italian Massimo Maccarone joining the A-League club on a one-year deal.
Gonzalo Higuain was the hero again as Juventus took another step towards the Serie A title with a 2-0 victory over Chievo.
Edin Dzeko set a new club record for Roma with both goals in a 2-0 victory over Empoli at the Stadio Olympico.
Juan Cuadrado's seventh-minute goal helped Juventus preserve their dominant lead at the top of the Serie A, while Napoli hold on against Empoli.
Juventus weren't at their potent, clinical best but eventually cracked Empoli's resolve en route to a 2-0 win.
Juventus extended their lead at the top of Serie A to 10 points with a 2-0 win over Empoli in Turin.
Leonardo Bonucci will return to Juventus as Massimiliano Allegri's men take on struggling Empoli on Saturday.
Lazio needed a stroke of fortune to win 2-1 at Empoli and keep up their bid for a European place in Serie A on Saturday.
Inter Milan returned to winning ways with a 2-0 victory against Empoli at the San Siro to move them up to fourth in the Serie A table.
Juventus toppled Inter Milan in the Derby d'Italia while injury-hit AC Milan suffered a surprise 1-0 defeat at home to Sampdoria in Serie A on Sunday.
Marek Hamsik moved to within two goals of Diego Maradona's record of 115 has he struck to help Napoli beat Pescara 3-1 on Sunday.
Empoli have announced the signing of Juventus forward Mame Baba Thiam on loan.
Massimo Maccarone converted a penalty as Empoli beat visiting Palermo 1-0 in a matchup between clubs trying to avoid relegation.
Atalanta got back to winning ways in Serie A with an injury-time decider against Empoli.
Serie B strugglers Cesena stunned Empoli to reach the last-16 of the Coppa Italia following a 2-1 extra-time victory at the Stadio Carlo Castellani.
AC Milan hit two quickfire second-half goals to win 4-1 at Empoli and move second in Serie A.
Roma blew their chance to keep the pressure on Serie A leaders Juventus as they were held to a goalless draw at struggling Empoli on Sunday.