Rangers completed their Europa League group stage unbeaten thanks to a 2-0 victory over Lech Poznan in Poland.
Cedric Itten and Ianis Hagi got the goals for Steven Gerrard's team, who finished two points clear of Benfica and can now look forward to the draw on Monday at 12 noon.
Celtic signed off in Group H with a 3-2 home win over Lille thanks to goals from Christopher Jullien, Callum McGregor (penalty) and David Turnbull.
