Chelsea's Ruben Loftus-Cheek had a Europa League night to remember by scoring the first hat-trick of his career as the midfielder inspired them to a 3-1 home win over Belarus champions BATE Borisov on Thursday.
Sevilla sneaked into the last 32 of the Europa League on Wednesday with a 2-2 draw at home to Borussia Dortmund as the German side failed to translate their devastating domestic form into European success.
Belgian league leaders Antwerp secured a shock 1-0 win over Tottenham Hotspur and AC Milan extended their unbeaten run to 23 games as they won 3-0 against Sparta Prague in the Europa League on Thursday, while Arsenal cruised to a 3-0 win over Dundalk.
Visitors Ajax had looked comfortable after former Southampton winger Tadic set up the first goal with a swerving cross before drilling home the second himself.
Former Bayern Munich coach Flick takes over Germany to 2024
The former Brazil international pulled a groin muscle in Sunday's 2-1 home defeat by PAOK Salonika.
Managerless Tottenham Hotspur face a long trip to Ukraine for a meeting with former boss Juande Ramos after being drawn against Dnipro Dnipropetrovsk in the last 32 of the Europa League.
Chelsea returned to their early-season form to open up a five-point lead in the Premier League, Cristiano Ronaldo and Lionel Messi continued to make mincemeat of La Liga defences and Juventus extended their lead in Serie A. In France, Olympique Lyonnais retained top spot with a 2-0 win at RC Lens.
Ajax were joined by Young Boys, who stunned Dinamo Zagreb 2-1 away for a 3-2 aggregate win over the Croatians, and AEK Athens who scraped a 1-1 home draw with FC Vidi after a 2-1 win in the first leg in Hungary.
Lazio won 2-0 at Legia Warsaw on Thursday to qualify for the Europa League knockout stages after a tie marred by violence when Italian fans fought with Polish police on the way to the stadium.
Former European champions Ajax Amsterdam and Celtic, who both suffered the indignity of being knocked of the Champions League qualifiers by underdogs this season, will meet in the Europa Leagueafter being drawn together in the group stage on Friday.
Thirteen teams have now qualified for the last 32 including Bayer Leverkusen, FC Zurich and Lazio who had already secured places in the next stage of the competition.
Tottenham Hotspur exposed the weaknesses in Anzhi Makhachkala's star-shorn squad, winning 2-0 in Moscow to maintain their perfect start in the second round of Europa League group stage matches on Thursday.
Olympique de Marseille were the fall guys on a hectic opening night of Europa League group stage action as German club Eintracht Frankfurt returned from the south of France with a surprise 2-1 victory on Thursday.
Champions League competitors Schalke 04 have signed AC Milan midfielder Kevin-Prince Boateng on a four-year deal after the Ghana international passed his medical at the German club on Friday.
News of all that's transpired on and off the football field
News of all that's transpired on and off the football field
A summary of the results of the football matches played across Europe on Sunday
La Liga leaders Real Madrid were thumped 4-0 away by city rivals Atletico Madrid to open up the Spanish title race, while Chelsea strengthened their hold on top spot in the English Premier League after a 2-1 win at Aston Villa.
Ukraine's Metalist Kharkiv, due to play Schalke 04 in the Champions League playoff round later this month, have been kicked out of the competition, European soccer's governing body UEFA said on Wednesday.
Here is the round-up of all the football action across Europe on the weekend
Bayern Munich eased past Nuremberg 2-0 on Saturday with Franck Ribery and Arjen Robben on target to maintain a perfect start to the season and join a cluster of teams with nine points at the top of the table.
News of all that's transpired on and off the football field
United's Ibrahimovic, Roma's Dzeko find the net thrice to give clubs first leg advantage
An inspired Wayne Rooney became Manchester United's all-time leading goalscorer in European competition to ignite their crucial 4-0 trouncing of Feyenoord.
A summary of sports events and sports persons, who made news on Friday
Stephan El Shaarawy took a small step towards refuelling his career at Monaco when the AC Milan loanee came off the bench to rescue a late 1-1 draw against Tottenham Hotspur in the Europa League's second round of group matches on Thursday.
News of all that's transpired on and off the football field
Goals from Jan Vertonghen and Jermain Defoe left Tottenham Hotspur on the cusp of the Europa League knockout stages as four other clubs maintained perfect starts on Thursday.
Tottenham Hotspur's Erik Lamela scored a stunning 'rabona' goal to light up Thursday's Europa League ties, wrapping his left boot round the back of his right leg 20 metres out and blasting the ball into the top corner.