Ross Barkley scored a sublime goal as Everton beat Queens Park Rangers 3-1 at Goodison Park on Monday to subject the travel-weary Londoners to their eighth away defeat in as many Premier League matches this season.
Valverde said he was concerned about the team's away form after they were comprehensively beaten 2-0 by promoted Granada
Barcelona crashed out of the Champions League following a 3-0 defeat at Bayern Munich on Wednesday, failing to make it past the group stage of the competition for the first time since the 2000-01 season.
Images from Saturday's action in the English Premier League.
Images from the football matches played across Europe on Sunday.
Real, Barca and Juve stand firm on Super League
West Bromwich Albion completed a stunning Premier League double over Liverpool on Monday with a 2-0 win at Anfield after Steven Gerrard missed a chance to put the home side ahead with a second-half penalty.
A round-up of Saturday's qualifying matches for the Euro 2020 Finals.
Belgium beat England 2-0 in the World Cup third-place play-off on Saturday to secure their best ever finish at a World Cup and send Gareth Southgate's side home with a second straight loss.
Brendan Rodgers endured a sorry Premier League start as Liverpool boss with a 3-0 defeat at West Bromwich Albion on the opening day of the season on Saturday while Arsenal, without Robin van Persie, were held 0-0 by Sunderland.
The tournament debutants held their own against a highly rated Belgian side in the first half in Sochi before a stunning volley from Dries Mertens and a Romelu Lukaku brace after the break helped the Europeans climb to the top of Group G.
Much-fancied Belgium fought back from a goal down to score twice in the final 20 minutes and earn a hard-fought 2-1 victory over gutsy Algeria in their World Cup Group H opener on Tuesday.
The momentum that swept Leicester City away from relegation last season continued unabated at West Ham United on Saturday as their 2-1 win left them top of the Premier League.
The London club dominated the first half but fell behind to a superb goal from their former winger Aaron Lennon before young midfielder Dele Alli furthered his case for a place in England's midfield with a classy equaliser just before the break.
The visitors got off to the perfect start when a mix up at the back saw Riyad Mahrez square for Jamie Vardy to tap into an open goal in front of the Kop in the third minute. Liverpool looked for an immediate riposte, but Salah missed two gilt-edged opportunities before Sadio Mane saw an effort disallowed for offside as Juergen Klopp's men grew frustrated.
Manchester United survived a tense finale to beat West Bromwich Albion 2-1 at the Hawthorns on Sunday and close to within 11 points of Premier League leaders Manchester City.
Chelsea brought a whole new dimension to the Premier League title race when they handed Manchester City their first defeat of the season on Saturday to leave Mohamed Salah-inspired Liverpool as the new leaders.
Arsenal scored twice in the opening seven minutes and ended the match as a contest with a third in the 19th as they crushed Manchester United 3-0 to move above them into second place in the Premier League at the Emirates on Sunday.
Martinez's team face the 1998 World Cup winners in St Petersburg on Tuesday for a place in the final
All the action that transpired on and off the football field
France produced a scintillating show as they put memories of one of the most painful moments in their soccer history to one side by crushing Bulgaria 4-1 in a World Cup Group A qualifier on Friday.
Images from the World Cup qualifying matches played on Wednesday night.
Here are talking points from the weekend's Premier League action:
Belgium became the first European team to qualify for next year's World Cup when a Romelu Lukaku header gave them a 2-1 win away to Greece on Sunday with the goals coming in a five-minute second-half spell.
Arsene Wenger's final match at Old Trafford as Arsenal manager ended in defeat with a stoppage time header from substitute Marouane Fellaini earning the points for second-placed Manchester United.
Chelsea moved 12 points clear of Arsenal, who suffered their fourth defeat in nine league matches, while fourth-placed Liverpool fell 13 point adrift after their wretched 2017 continued with a shock 2-0 defeat at resurgent Hull City.
Everton manager Ronald Koeman is not one to get carried away so it was unsurprising that he reacted to their best ever start to a Premier League season by focusing on where they needed to improve. Everton made light work of promoted Middlesbrough on Saturday, fighting back from going behind to win 3-1, with midfielder Gareth Barry marking his 600th Premier League appearance with a goal. Further efforts from Seamus Coleman and Romelu Lukaku wrapped up a victory that lifted unbeaten Everton back into second in the table after five games.
News of all that's transpired on and off the football field
Images from the English Premier League matches played on Saturday.
Chelsea striker Diego Costa is looking for a move away from Stamford Bridge after being told by manager Antonio Conte that the 28-year-old is not part of his plans at the Premier League club, the Spain international has said.
Images from the English Premier League matches played on Saturday
Chelsea midfielder N'Golo Kante was named Player of the Year by the Premier League on Sunday, adding a third individual accolade to a list of achievements this season that includes winning a second consecutive Premier League title.
Tottenham Hotspur striker Harry Kane is loving his duel with Leicester City forward and England team mate Jamie Vardy for the Premier League golden boot this season.
Brazil have conceded only one goal in this World Cup, the equal most stingy rearguard along with Uruguay, and allowed only five shots on target in four games, the fewest of any side.
Cristiano Ronaldo scored twice as Juventus strolled to a 3-0 home win over bottom side Crotone in the Italian Serie A on Monday, with the victory taking the champions up to third in the standings.
A look at the last 16 team as Euro 2020 enters the knockout phase.
Serge Gnabry continued his impressive scoring run for Germany, netting in second-half stoppage time for his ninth goal in his 10th international, completing Germany's eighth consecutive win over Northern Ireland.
News of all that's transpired on and off the football field
Manchester United's top-four aspirations suffered a setback as Louis van Gaal's side were blown away 3-0 by Everton.
Southampton's 15 million pound ($19.19 million) purchase of Lazio centre back Wesley Hoedt brought the overall spend by England's 20 elite clubs to a record 1.184.9 billion pounds.