Lionel Messi scored twice and set up two more as Barcelona reached the Champions League quarter-finals for a record 12th consecutive year with a last-16 win over Lyon.
Barca, who drew 0-0 in the first leg, led when Messi chipped home a penalty.
Philippe Coutinho tapped into an empty net from Luis Suarez's unselfish pass before Lucas Tousart's volley gave Lyon hope.
Messi clinched the game with a run and finish before assisting late strikes from Gerard Pique and Ousmane Dembele.
Barcelona will discover their quarter-final and potential semi-final opponents on Friday at 11:00 GMT.
Manchester City, Manchester United, Liverpool, Tottenham Hotspur, Juventus, Ajax and Porto are their potential rivals,