Repeat from memory (6)
I believe the answer is:
recite
'repeat from memory' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for recite that I've seen before include "Repeat, recount" , "Give detailed account" , "State (names, etc) in order" , "Repeatr aloud from memory" , "Repeat aloud from memory as for audience" .)