Napoli returned to winning ways in the Europa League after defeating Young Boys 3-0 on Thursday night.
A hat-trick from Jonathan de Guzman secured all three points for the Serie A outfit, who avenged their 2-0 defeat to Young Boys in their previous Europa League clash.
Defending champions, Sevilla, continued their impressive start to their defence with a 3-1 win over Standard Liege.
Kevin Gameiro opened the scoring in the 18th minute, before goals from Jose Antonio Reyes and Carlos Bacca sealed the win for the La Liga outfit.
Inter Milan were forced to share the spoils with Saint-Ettiene, after the two sides played out to 1-1 draw in France on Thursday night.
Inter fullback, Dodo, had given his side the lead midway through the first half with a side-footed finish from 12-yards out, before Moustapha Sall leveled matters for the Ligue 1 side shortly after the halftime break.
FC Zurich were in fine form as they defeated Villarreal 3-2 in Zurich on Thursday evening.
That was Zurich's first win of the Group stage but they remain in third spot in Group A, while Villarreal dropped down to second.
While, A late strike from William earned Astra Giurgiu a 1-1 draw with Scottish Champions, Glasgow Celtic.
The rest of Thursday night's results:
Copenhagen 0-4 Club Brugge
Panathinaikos 2-3 PSV Eindhoven
Wolfsburg 5-1 Krasnodar
Fiorentina 1-1 PAOK
Feyenoord 2-0 Rijeka
Dinamo Zagreb 1-5 Salzburg
