Arsenal edged Napoli 1-0 to advance to the Europa League semi-finals 3-0 on aggregate.
Alexandre Lacazette scored a stunning 36th-minute free-kick to help the English club book a final-four meeting with Valencia, who were 5-1 aggregate winners over fellow Spaniards Villarreal.
Napoli’s exit means no Italian clubs are left in European competition this season.
Elsewhere, Chelsea registered a 4-3 win at home against Slavia Prague that saw them progress 5-3 after two legs.
The London side will face Eintracht Frankfurt for a place in the final after the German club beat Benfica 2-0 to go through on away goals after the tie ended 4-4 on aggregate.

Manchester United rescue dramatic 4-4 draw with Aston Villa
Norris wins in Brazil as Mercedes take constructors' title
Arwa Ali wins 100m silver for UAE at Dakar Youth Olympics
Pollock doubles as England outclass Australia with record win
Alcaraz beats error-prone Shelton to win Paris Masters
