Antonio Conte's two-year tenure as Chelsea manager which began with a bang last year after winning the Premier League title ended sourly on Friday with the club announcing they had parted company with him.
Conte delivered trophies in his two years at Chelsea but also brought controversy.
But it will be another fresh start for Chelsea with Sarri becoming the club's seventh permanent manager since 2011.
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Zola scored 59 league goals for Chelsea across seven seasons between 1996 and 2003.
Contrast that to the end of his first season at the club, where Conte was feted for leading Chelsea to the league title by seven points after a record-breaking run of 13 straight wins in the middle of the season, sparked by an inspired and bold change of formation.
The 48-year-old Italian, who returned to pre-season training this week, had one year remaining on his contract. He had been waiting since winning the FA Cup in May to resolve his future at Stamford Bridge, but difficulty in securing Sarri delayed the process.
Meanwhile, Brazil and Roma goalkeeper Alisson is in talks with the club and could arrive should Thibaut Courtois leave for Real Madrid.
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It is understood that more than 20 supporters were identified by the authorities and they lost their FAN-IDs and were sent home. He also said there have been several cases of women reporters being grabbed or kissed while on air.
Media reports said Conte's departure would take to 85 million pounds the amount Chelsea has spent on paying off sacked managers - nearly the record fee Manchester United paid in 2016 for France midfielder Paul Pogba.
Sarri, who split his time between banking and playing football before he took up coaching aged 40, has not won a major honour in three years at Napoli but has guided the club to finishes of second, third and second again.
Sarri's future has been up in the air since Napoli hired Carlo Ancelotti as their new coach in May. Sarri and Higuain worked together at Napoli.
Chelsea sack Antonio Conte as manager
It is understood that Maurizio Sarri , who was at Napoli last season, is set to be confirmed as Chelsea's new head coach. And now as things stand, they are of the thought that Napoli are using the midfielder to ease Sarri's move to Chelsea .