Napoli coach Maurizio Sarri says Fiorentina are leading the Italian Serie A because they deserve it.
The Partenopei host the Viola in one of the highlights of the weekend in the Serie A aware that a win would see them move to just two points from Paulo Sousa's men.
"Tomorrow we have to be strong, humble and ready to fight," Sarri told reporters.
"Fiorentina are leading the table and they are there for a reason. They dominated all the games they won and this season that they are enjoying a very positive moment of form.
"They are those who enjoyed more possession than anyone else in the championship.
"We worked extremely hard [ahead of the match] and I would like the stadium to be a ring of passion because our home games are crucial to achieve our objectives.
"These are the type of games where the supporters can really be our 12th man."