Luis Suarez came off the bench to rescue Barcelona from another disastrous defeat in a 2-1 win at Almeria.
Valencia won 3-1 at Villarreal to move to within a point of Real Madrid in La Liga, while Athletic Bilbao beat Sevilla.
Levante moved out of the Primera Division relegation zone after edging to a 2-1 victory over Almeria.
Wellington Silva is reluctant to discuss what the future holds for him at Arsenal, with his focus locked on the present.
Valencia closed to within two points of the La Liga summit with a 3-0 win over Elche on Saturday, while Athletic Bilbao overcame Almeria 1-0.
Athletic Bilbao won for the first time in La Liga since August as Xabier Etxeita's goal ensured a 1-0 victory.
Ikechukwu Uche scored both goals as Villarreal comfortably beat Almeria 2-0 to move up to sixth place in the Primera Division.
Barcelona claimed a 2-0 win at nine-man Rayo Vallecano in La Liga on Saturday, while Valencia beat Atletico Madrid 3-1.
Live only on
More of the games that matter on Sky Sports
All the gossip from the morning editions
Pick your Premier League club's starting XI
Predict six scores to win the £250,000 jackpot!
Pick your Sky Sports Fantasy Football team