Inter Milan booked their spot in the round of 32 after coming form a goal down to beat Dnipro Dnipropetrovsk 2-1 at the San Siro.
Ruslan Rotan opened the scoring midway through the first half, however goals from Zdravko Kuzmanovic and Pablo Osvaldo secured the win and qualification for Roberto Mancini.
Napoli missed the chance to secure qualification for the knockout stage after being held to a 0-0 draw with Sparta Praha.
The draw sees Rafael Benitez's men remain top in Group I, while Sparta are in second spot heading to the final round of group fixtures.
Feyernoord booked their spot in the tournament's knockout phase after beating defending champions, Sevilla, 2-0.
Goals from Jens Toornstra and Karim El Ahmadi secured the win and qualification with a game to spare for the Dutch side, while the La Liga outfit have dropped down to second in Group G.
Fiorentina secured top spot in Group K with a 2-1 win over Guingamp at the Stade du Roudourou on Thursday night.
Glasgow Celtic also secured their Round of 32 spot despite losing 3-1 to Redbull Salzburg at Celtic Park.
Salzburg also secured qualification and top spot in in Group D.
Meanwhile, Villareal and Borussia Monchengladbach missed the chance to secure qualification as they played out to a 2-2 draw.
The draw mean the two sides can secure their knockout spot with a win in the final round of group fixtures, although FC Zurich are also in contention to qualify following their 3-1 win over Apollon.
Other Europa League results:
Dynamo Moscow 2-1 Panathinaikos
Krasnodar 1-1 Lille
Rijeka 2-0 Standard Liege
Dynamo Kiev 2-0 Rio Ave
Asteras Tripolis 2-2 Besiktas
Dinamo Minsk 0-2 PAOK