Cristiano Ronaldo's bullet header helped Real Madrid to a 2-0 victory .
David Moyes notched his maiden victory as coach of Real Sociedad as Carlos Vela scored a classy hat-trick in a morale-boosting 3-0 win at home to Elche in La Liga on Friday.
Barcelona dealt a stinging blow to Real Madrid's title hopes when Luis Suarez and Neymar continued their scintillating form to fire the champions to a stunning 4-0 victory in the La Liga 'Clasico' on Saturday.
New Real Sociedad coach David Moyes faces a tough challenge to get the Basque club back on La Liga track but it is also a chance for the Scot to restore his reputation after a failed stint at Manchester United.
Lionel Messi's double strike helped Barcelona scrape a 3-2 victory over Real Sociedad on Saturday to keep the pressure on La Liga leaders Real Madrid, who needed a brace from Isco to beat Sporting Gijon by the same scoreline.
Barcelona's poor run away to Real Sociedad continued when the champions were held to a 1-1 draw at Anoeta on Sunday and slipped six points behind La Liga leaders Real Madrid before next week's 'Clasico' against their arch rivals.
Diego Costa scored twice as Atletico Madrid beat Valencia 3-0 to maintain their winning home run this season and keep pace with Barcelona at the top of the La Liga table.
Photographic summary of the football matches played across Spain, Italy and France