Marco Silva says Everton have rediscovered full confidence in a "fantastic run" resembling the club's fast start to the Premier League campaign.
Phil Jagielka's 10th-minute goal secured a thoroughly deserved 1-0 win over Arsenal on Sunday that lifted the Toffees to a third straight win and second in succession against a big-six opponent at home.
Silva's men had begun the season with a promising five-match unbeaten streak before all momentum ebbed away in a lean December that included four defeats, two draws and a solitary victory.
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Three successive losses followed in February but a 17-day break galvanised Silva's side and their hopes of achieving Europa League qualification remain alive with five games to go.