Neymar became the first player to score in three consecutive Copa del Rey finals since Ferenc Puskas in the 1960s, as Barcelona beat Alaves 3-1.
Spanish authorities say five members of an ultra group that supports Barcelona have been arrested in Madrid hours before the Copa del Rey final.
Luis Enrique was upbeat after managing his final match for Barcelona, saying there was "no sadness" following their Copa del Rey final win.
A funny thing happened at the Copa del Rey final: Alaves' fans looked more joyous in defeat than Barcelona did in their victory, writes Chris Jones.
Lionel Messi's unquestioned magic was on full display against Alaves in the Copa del Rey, as his brilliance lifted Barca to a 29th Copa del Rey title.
Lionel Messi scored one and created two more as Barcelona beat upstart Alaves 3-1 to lift the Copa del Rey in Luis Enrique's final match in charge.